List of school districts in Illinois
The following is a list of school districts in Illinois. , there were 852 public school districts: 368 elementary districts, 97 high school districts, 386 unit districts, and one Illinois Department of Juvenile Justice district.
Adams County">Adams County, Illinois">Adams County
- Central Community Unit School District 3
- Liberty Community Unit School District 2
- Mendon Community Unit School District 4
- Payson Community Unit School District 1
- Quincy Area Vocational Technical Center
- Quincy Public School District 172
Alexander County">Alexander County, Illinois">Alexander County
- Cairo Unified School District 1
- Egyptian Community Unit School District 5
Bond County">Bond County, Illinois">Bond County
- Bond County Community Unit School District 2
- Mulberry Grove Community Unit School District 1
Boone County">Boone County, Illinois">Boone County
- Belvidere Community Unit School District 100
- Boone County Special Education Cooperative
- North Boone Community Unit School District 200
Brown County">Brown County, Illinois">Brown County
- Brown County Community Unit School District 1
Bureau County">Bureau County, Illinois">Bureau County
- Bureau Valley Community Unit School District 340
- Cherry School District 92 — operated by tuition to Dimmick Community Consolidated School District 175 from 2014 to 2017; consolidated with Dimmick CCSD 175 to form a "new" Dimmick CCSD 175 in 2017
- Dalzell School District 98
- DePue Unit School District 103
- Hall High School District 502
- La Moille Community Unit School District 303
- Ladd Community Consolidated School District 94
- Malden Community Consolidated School District 84
- Ohio Community Consolidated School District 17
- Ohio Community High School District 505
- Princeton Elementary School District 115
- Princeton High School District 500
- Spring Valley Community Consolidated School District 99
Calhoun County">Calhoun County, Illinois">Calhoun County
- Brussels Community Unit School District 42
- Calhoun Community Unit School District 40
Carroll County">Carroll County, Illinois">Carroll County
- Chadwick-Milledgeville Community Unit School District 399
- Eastland Community Unit School District 308
- West Carroll Community Unit School District 314, formed by merger of
- *Mount Carroll Community Unit District 304
- *Savanna Community Unit District 300
- *Thomson Community Unit District 301
Cass County">Cass County, Illinois">Cass County
- A-C Central Community Unit School District 262
- Beardstown Community Unit School District 15
- Virginia Community Unit School District 64
Champaign County">Champaign County, Illinois">Champaign County
- Champaign Unit 4 School District
- Fisher Community Unit School District 1
- Gifford Community Consolidated School District 188
- Heritage Community Unit School District 8
- Ludlow Community Consolidated School District 142
- Mahomet-Seymour Community Unit School District 3
- Prairieview-Ogden Community Consolidated School District 197
- Rantoul City School District 137
- Rantoul Township High School District 193
- St. Joseph Community Consolidated School District 169
- Saint Joseph Ogden Community High School District 305
- Thomasboro Community Consolidated School District 130
- Tolono Community Unit School District 7
- Urbana School District 116
Christian County">Christian County, Illinois">Christian County
- Central A&M Community Unit District 21
- Edinburg Community Unit School District 4
- Morrisonville Community Unit School District 1
- Pana Community Unit School District 8
- South Fork School District 14
- Taylorville Community Unit School District 3
Clark County">Clark County, Illinois">Clark County
- Casey-Westfield Community Unit School District C-4
- Marshall Community Unit School District C-2
- Martinsville Community Unit School District C-3
Clay County">Clay County, Illinois">Clay County
- Clay City Community Unit School District 10
- Flora Community Unit School District 35
- North Clay Community Unit School District 25
Clinton County">Clinton County, Illinois">Clinton County
- Albers School District 63
- Aviston School District 21
- Bartelso School District 57
- Breese Elementary School District 12
- Carlyle Community Unit School District 1
- Central Community High School District 71
- Damiansville School District 62
- Germantown School District 60
- North Wamac School District 186
- Saint Rose School District 14-15
- Wesclin Community Unit School District 3
- Willow Grove School District 46
Coles County">Coles County, Illinois">Coles County
- Charleston Community Unit School District 1
- Mattoon Community Unit School District 2
- Oakland Community Unit School District 5
Cook County">Cook County, Illinois">Cook County
- Alsip-Hazelgreen-Oak Lawn School District 126
- Arbor Park School District 145
- Argo Community High School District 217
- Argo Evergreen Park Reavis Oak Lawn Special Education Cooperative
- Arlington Heights School District 25
- Atwood Heights School District 125
- Avoca School District 37
- Barrington Community Unit School District 220 — also serves areas in Lake County
- Bellwood School District 88
- Berkeley School District 87
- Berwyn North School District 98
- Bloom Township High School District 206
- Bremen Community High School District 228
- Brookfield-Lagrange Park School District 95
- Brookwood School District 167
- Burbank School District 111
- Burnham School District 154½
- Calumet City School District 155
- Calumet Public School District 132
- Central Stickney School District 110
- Chicago Heights School District 170
- Chicago Ridge School District 127½
- Cicero School District 99
- City of Chicago School District 299
- Community Consolidated School District 15 — based in Palatine
- Community Consolidated School District 54 — based in Schaumburg
- Community Consolidated School District 59 — based in Arlington Heights
- Community Consolidated School District 62 — based in Des Plaines
- Community Consolidated School District 168 — based in Sauk Village
- Community High School District 218 — based in Oak Lawn
- Consolidated High School District 230 — based in Orland Park
- Cook County School District 104 — based in Summit
- Cook County School District 130 — based in Blue Island
- Country Club Hills School District 160
- Dolton Riverdale School District 148
- Dolton School District 149
- East Maine School District 63
- East Prairie School District 73
- Elementary School District 159 — based in Matteson, but not District 162
- Elgin Area School District U46 — also serves areas in DuPage and Kane County, Illinois
- Elmwood Park Community Unit School District 401
- Evanston Township High School District 202
- Evanston/Skokie School District 65
- Evergreen Park Community High School District 231
- Evergreen Park Elementary School District 124
- Fairview School District 72
- Flossmoor School District 161
- Ford Heights School District 169
- Forest Park School District 91
- Forest Ridge School District 142
- Franklin Park School District 84
- General George Patton School District 133
- Glencoe School District 35
- Glenview Community Consolidated School District 34
- Golf School District 67
- Harvey School District 152
- Hazel Crest School District 152½
- Hillside School District 93
- Homewood Flossmoor Community High School District 233
- Homewood School District 153
- Hoover-Schrum Memorial School District 157
- Indian Springs School District 109
- Kenilworth School District 38
- Kirby School District 140
- Komarek School District 94
- LaGrange Elementary School District 102
- LaGrange School District 105 South
- LaGrange Highlands School District 106
- Lansing School District 158
- Lemont Township High School District 210
- Lemont-Bromberek Combined School District 113A
- Leyden Community High School District 212
- Lincoln Elementary School District 156
- Lincolnwood School District 74
- Lindop School District 92
- Lyons School District 103
- Lyons Township High School District 204
- Maine Township High School District 207
- Mannheim School District 83
- Matteson School District 162 — not to be confused with District 159, also based in Matteson
- Maywood-Melrose Park-Broadview School District 89
- Midlothian School District 143
- Morton Grove School District 70
- J. Sterling Morton High School District 201
- Mount Prospect School District 57
- New Trier Township High School District 203
- Niles Elementary School District 71
- Niles Township High School District 219
- Norridge School District 80
- North Palos School District 117
- Northbrook School District 27
- Northbrook School District 28
- Northbrook/Glenview School District 30
- Northfield Township High School District 225
- Oak Lawn Community High School District 229
- Oak Lawn-Hometown School District 123
- Oak Park and River Forest High School District 200
- Oak Park Elementary School District 97
- Orland School District 135
- Palos Heights School District 128
- Palos School District 118
- Park Forest School District 163
- Park Ridge-Niles School District 64
- Pennoyer School District 79
- Pleasantdale School District 107
- Posen-Robbins School District 143½
- Prairie-Hills Elementary School District 144
- Prospect Heights School District 23
- Proviso Township High Schools District 209
- Reavis Township High School District 220
- Rhodes School District 84½
- Rich Township High School District 227
- Ridgeland School District 122
- Ridgewood Community High School District 234
- River Forest Public Schools District 90
- River Grove School District 85½
- River Trails School District 26
- Riverside-Brookfield Township District 208
- Riverside School District 96
- Rosemont Elementary School District 78
- Sandridge School District 172
- Schiller Park School District 81
- Skokie School District 68
- Skokie School District 69
- Skokie School District 73½
- South Berwyn School District 100
- South Holland School District 150
- South Holland School District 151
- Steger School District 194
- Sunnybrook School District 171
- Sunset Ridge School District 29
- Thornton Fractional Township High School District 215
- Thornton School District 154
- Thornton Township High School District 205
- Tinley Park Community Consolidated School District 146
- Township High School District 211 — serves Palatine and Schaumburg Townships
- Township High School District 214 — based in Arlington Heights
- Union Ridge School District 86
- West Harvey-Dixmoor Public School District 147
- West Northfield School District 31
- Westchester Public School District 92½
- Western Springs School District 101
- Wheeling Community Consolidated School District 21
- Willow Springs School District 108
- Wilmette Public Schools District 39
- Winnetka School District 36
- Worth School District 127
Crawford County">Crawford County, Illinois">Crawford County
- Hutsonville Community Unit School District 1
- Oblong Community Unit School District 4
- Palestine Community Unit School District 3
- Robinson Community Unit School District 2
Cumberland County">Cumberland County, Illinois">Cumberland County
- Cumberland Community Unit School District 77
- Neoga Community Unit School District 3
DeKalb County">DeKalb County, Illinois">DeKalb County
- DeKalb Community Unit School District 428
- Genoa Kingston Community Unit School District 424
- Hiawatha Community Unit School District 426
- Hinckley Big Rock Community Unit School District 429
- Indian Creek Community Unit District 425
- Sandwich Community Unit School District 430
- Somonauk Community Unit School District 432
- Sycamore Community Unit School District 427
DeWitt County">DeWitt County, Illinois">DeWitt County
- Blue Ridge Community Unit School District 18
- Clinton Community Unit School District 15
Douglas County">Douglas County, Illinois">Douglas County
- Arcola Community Unit School District 306
- Arthur Community Unit School District 305
- Tuscola Community Unit School District 301
- Villa Grove Community Unit School District 302
DuPage County">DuPage County, Illinois">DuPage County
- Addison School District 4
- Benjamin School District 25
- Bensenville School District 2
- Bloomingdale School District 13
- Butler School District 53
- Cass School District 63
- Center Cass School District 66
- Community Consolidated School District 89 — based in Glen Ellyn
- Community Consolidated School District 93 — based in Bloomingdale
- Community Consolidated School District 180 — based in Burr Ridge
- Community High School District 94 — based in West Chicago
- Community High School District 99 — based in Downers Grove
- Community Unit School District 200 — based in Wheaton
- Darien School District 61
- Downers Grove Grade School District 58
- DuPage High School District 88
- Elgin Area School District U46 — headquartered in Elgin; serving students in Cook, DuPage and Kane counties
- Elmhurst Community Unit School District 205
- Fenton Community High School District 100
- Glen Ellyn School District 41
- Glenbard Township High School District 87
- Gower School District 62
- Hinsdale Community Consolidated School District 181
- Hinsdale Township High School District 86
- Indian Prairie School District 204 — based in Aurora
- Itasca School District 10
- Keeneyville School District 20
- Lake Park Community High School District 108
- Lisle Community Unit School District 202
- Lombard School District 44
- Maercker School District 60
- Marquardt School District 15 — based in Glendale Heights
- Medinah School District 11
- Naperville Community Unit School District 203
- Queen Bee School District 16 — based in Glendale Heights
- Roselle School District 12
- Salt Creek School District 48 — based in Villa Park
- School District 45, DuPage County — based in Villa Park
- West Chicago Elementary School District 33
- Westmont Community Unit School District 201
- Winfield School District 34
- Wood Dale School District 7
- Woodridge School District 68
Defunct
- McAuley School District No. 27
Edgar County">Edgar County, Illinois">Edgar County
- Edgar County Community Unit District 6
- Kansas Community Unit School District 3
- Paris Community Unit School District No. 4
- Paris Union School District 95
- Shiloh Community Unit School District 1
Edwards County">Edwards County, Illinois">Edwards County
- Edwards County Community Unit School District 1
Effingham County">Effingham County, Illinois">Effingham County
- Altamont Community Unit School District 10
- Beecher City Community Unit School District 20
- Dieterich Community Unit School District 30
- Effingham Community Unit School District 40
- Teutopolis Community Unit School District 50
Fayette County">Fayette County, Illinois">Fayette County
- Brownstown Community Unit School District 201
- Ramsey Community Unit School District 204
- Saint Elmo Community Unit School District 202
- Vandalia Community Unit School District 203
Ford County">Ford County, Illinois">Ford County
- Gibson City-Melvin-Sibley Community Unit School District 5
- Paxton-Buckley-Loda Community Unit School District 10
- Tri-Point Community Unit School District 6-J
Franklin County">Franklin County, Illinois">Franklin County
- Akin Community Consolidated School District 91
- Benton Community Consolidated School District 47
- Benton Consolidated High School District 103
- Christopher Unit School District 99
- Ewing Northern Community Consolidated District 115
- Frankfort Community Unit School District 168
- Sesser-Valier Community Unit School District 196
- Thompsonville Community Unit School District 174 — formed by the 2007 merger of
- *Thompsonville Community High School District 112
- *Thompsonville School District 62
- Zeigler-Royalton Community Unit School District 188
Fulton County">Fulton County, Illinois">Fulton County
- Astoria Community Unit School District 1
- Avon Community Unit School District 176 — merged to become Abingdon-Avon Community Unit School District 276 in 2013
- Canton Union School District 66
- Community Unit School District 3, Fulton County — Cuba schools, also known as North Fulton
- Lewistown Community Unit School District 97
- Spoon River Valley Community Unit School District 4
- Vermont Ipava Table Grove Community Unit School District 2 — known as V.I.T.
Gallatin County">Gallatin County, Illinois">Gallatin County
- Gallatin Community Unit School District 7
Greene County">Greene County, Illinois">Greene County
- Carrollton Community Unit School District 1
- Greenfield Community Unit School District 10
- North Greene Community Unit School District 3
Grundy County">Grundy County, Illinois">Grundy County
- Braceville School District 75
- Coal City Community Unit School District 1
- Gardner Community Consolidated School District 72C
- Gardner-South Wilmington Township High School District 73
- Mazon-Verona-Kinsman Elementary School District 2C
- Minooka Community Consolidated School District 201
- Minooka Community High School District 111
- Morris Community High School District 101
- Morris School District 54
- Nettle Creek Community Consolidated School District 24C
- Saratoga Community Consolidated School District 60C
- South Wilmington Community Consolidated School District 74
Hamilton County">Hamilton County, Illinois">Hamilton County
- Hamilton County Community Unit School District 10
Hancock County">Hancock County, Illinois">Hancock County
- Carthage Elementary School District 317
- Dallas Elementary School District 327
- Hamilton Community Consolidated School District 328
- Illini West High School District 307
- La Harpe Community School District 347
- Nauvoo-Colusa Community Unit School District 325
- Southeastern Community Unit School District 337
- Warsaw Community Unit School District 316
- Mendon Community Unit School District 4
Hardin County">Hardin County, Illinois">Hardin County
- Hardin County Community Unit School District 1
Henderson County">Henderson County, Illinois">Henderson County
- West Central Community Unit School District 235
Henry County">Henry County, Illinois">Henry County
- AlWood Community Unit School District 225
- Annawan Community Unit School District 226
- Cambridge Community Unit School District 227
- Colona School District 190
- Galva Community Unit School District 224
- Geneseo Community Unit School District 228
- Kewanee Community Unit School District 229
- Orion Community Unit School District 223
- Wethersfield Community Unit School District 230
Iroquois County">Iroquois County, Illinois">Iroquois County
- Central Community Unit School District 4
- Cissna Park Community Unit School District 6
- Crescent Iroquois Community Unit School District 249
- Donovan Community Unit School District 3
- Iroquois County Community Unit School District 9
- Iroquois West Community Unit School District 10
- Milford Community Consolidated School District 280
- Milford Township High School District 233
Jackson County">Jackson County, Illinois">Jackson County
- Carbondale Community High School District 165
- Carbondale Elementary School District 95
- Desoto Consolidated School District 86
- Elverado Community Unit School District 196
- Giant City Community Consolidated School District 130
- Murphysboro Community Unit School District 186
- Trico Community Unit School District 176
- Unity Point Community Consolidated School District 140
Defunct
- Mississippi Valley Community Unit School District 166 — annexed to Trico CUSD 176 and Murphysboro CUSD 186 in August 1991
Jasper County">Jasper County, Illinois">Jasper County
- Jasper County Community Unit School District 1
Jefferson County">Jefferson County, Illinois">Jefferson County
- Bethel School District 82
- Bluford Community Consolidated School District 114
- Farrington Community Consolidated School District 99
- Field Community Consolidated School District 3
- Grand Prairie Community Consolidated School District 6
- McClellan Community Consolidated School District 12
- Mount Vernon School District 80
- Mount Vernon Township High School District 201
- Opdyke-Belle Rive Community Consolidated School District 5
- Rome Community Consolidated School District 2
- Spring Garden School District 178
- Summersville School District 79
- Waltonville Community Unit School District 1
- Webber Township High School District 204
- Woodlawn Community Consolidated School District 4
- Woodlawn Community High School District 205
Jersey County">Jersey County, Illinois">Jersey County
- Jersey Community Unit School District 100
Jo Daviess County">Jo Daviess County, Illinois">Jo Daviess County
- East Dubuque Unit School District 119
- Galena Unit School District 120
- River Ridge Community Unit School District 210
- Scales Mound Community Unit School District 211
- Stockton Community Unit School District 206
- Warren Community Unit School District 205
Johnson County">Johnson County, Illinois">Johnson County
- Buncombe Consolidated School District 43
- Cypress School District 64
- Goreville Community Unit District 1
- New Simpson Hill School District 32
- Vienna High School District 133
- Vienna School District 55
Kane County">Kane County, Illinois">Kane County
- East Aurora Public School District 131
- West Aurora Public School District 129
- Batavia Unit School District 101
- Central Community Unit School District 301
- Community Unit School District 300 — primarily in McHenry County
- Elgin Area School District U46 — also serves areas in Cook and DuPage counties
- Geneva Community Unit School District 304
- Kaneland Community Unit School District 302
- St. Charles Community Unit School District 303
Kankakee County">Kankakee County, Illinois">Kankakee County
- Bourbonnais School District 53
- Bradley-Bourbonnais Community High School District 307
- Bradley Elementary School District 61
- Grant Park Community Unit School District 6
- Herscher Community Unit School District 2
- Kankakee School District 111
- Manteno Community Unit School District 5
- Momence Community Unit School District 1
- Pembroke Community Consolidated School District 259
- St. Anne Community Consolidated School District 256
- St. Anne Community High School District 302
- St. George Community Consolidated School District 258
Kendall County">Kendall County, Illinois">Kendall County
- Lisbon Community Consolidated School District 90
- Newark Community Consolidated School District 66
- Newark Community High School District 18
- Oswego Community Unit School District 308
- Plainfield Community Consolidated School District 202 — southeastern portion of county
- Plano Community Unit School District 88
- Yorkville Community Unit School District 115
Knox County">Knox County, Illinois">Knox County
- Abingdon-Avon Community Unit School District 276 — also covers parts of Fulton County; formed by 2013 merger of Abingdon Community Unit School District 217 and Avon Community Unit School District 176
- Galesburg Community Unit School District 205
- Knoxville Community Unit School District 202
- R.O.W.V.A. Community Unit School District 208
- Williamsfield Community Unit School District 210
Lake County">Lake County, Illinois">Lake County
- Antioch Community Consolidated School District 34
- Aptakisic-Tripp Community Consolidated School District 102
- Bannockburn Elementary School District 106
- Barrington Community Unit School District 220 — also covers areas in Cook County
- Beach Park Community Consolidated School District 3
- Big Hollow School District 38
- Community Consolidated School District 46 — based in Grayslake
- Community High School District 117 — Antioch Community High School and Lakes Community High School
- Community High School District 128 — Libertyville High School and Vernon Hills High School
- Community Unit School District 95 — Lake Zurich
- Deerfield School District 109
- Diamond Lake School District 76
- Emmons School District 33
- Fox Lake Grade School District 114
- Fremont School District 79
- Gavin School District 37
- Grant Community High School District 124
- Grass Lake School District 36
- Grayslake Community High School District 127
- Gurnee School District 56
- Hawthorn Community Consolidated School District 73
- Kildeer Countryside Community Consolidated School District 96
- Lake Bluff Elementary School District 65
- Lake Forest Community High School District 115
- Lake Forest School District 67
- Lake Villa Community Consolidated School District 41
- Libertyville District 70
- Lincolnshire-Prairie View School District 103
- Millburn Community Consolidated School District 24
- Mundelein Consolidated High School District 120
- Mundelein Elementary School District 75
- North Chicago School District 187
- North Shore School District 112
- Oak Grove School District 68
- Rondout School District 72
- Round Lake Area Schools District 116
- Adlai E. Stevenson High School District 125
- Township High School District 113 — headquartered in Highland Park
- Warren Township High School District 121
- Wauconda Community Unit School District 118
- Waukegan Community Unit School District 60
- Winthrop Harbor School District 1
- Woodland Community Consolidated School District 50
- Zion Elementary School District 6
- Zion-Benton Township High School District 126
LaSalle County">LaSalle County, Illinois">LaSalle County
- Allen-Otter Creek Community Consolidated School District 65
- Deer Park Community Consolidated School District 82
- Dimmick Community Consolidated School District 175 — from 2017 also includes the territory of dissolved Cherry School District 92
- Earlville Community Unit School District 9
- Grand Ridge Community Consolidated School District 95
- LaSalle Elementary School District 122
- LaSalle-Peru Township High School District 120
- Leland Community Unit School District 1
- Lostant Community Unit School District 425
- Marseilles Elementary School District 150
- Mendota Consolidated Community School District 289
- Mendota Township High School District 280
- Miller Township Community Consolidated School District 210
- Oglesby Elementary School District 125
- Ottawa Elementary School District 141
- Ottawa Township High School District 140
- Peru Elementary School District 124
- Rutland Community Consolidated School District 230
- Seneca Community Consolidated School District 170
- Seneca Township High School District 160
- Serena Community Unit School District 2
- Streator Elementary School District 44
- Streator Township High School District 40
- Tonica Community Consolidated School District 79
- Wallace Community Consolidated School District 195
- Waltham Community Consolidated School District 185
Lawrence County">Lawrence County, Illinois">Lawrence County
- Lawrence County Community Unit School District 20
- Red Hill Community Unit School District 10
Lee County">Lee County, Illinois">Lee County
- Amboy Community Unit School District 272
- Ashton-Franklin Center Community Unit School District 275
- Dixon Unit School District 170
- Paw Paw Community Unit School District 271
- Steward Elementary School District 220
Livingston County">Livingston County, Illinois">Livingston County
- Cornell Community Consolidated School District 426
- Dwight Common School District 232
- Dwight Township High School District 230
- Flanagan-Cornell Unit 74 — a hybrid district formed by combining 2 districts in 2008:
- *Cornell Community High School District 70
- *Flanagan Community Unit School District 4
- Odell Community Consolidated School District 435
- Pontiac Community Consolidated School District 429
- Pontiac Township High School District 90
- Prairie Central Community Unit School District 8 — including Prairie Central High School
- Rooks Creek Community Consolidated School District 425
- Saunemin Community Consolidated School District 438
- Woodland Community Unit School District 5
Logan County">Logan County, Illinois">Logan County
- Chester-East Lincoln Community Consolidated School District 61
- Hartsburg Emden Community Unit School District 21
- Lincoln Community High School District 404
- Lincoln Elementary School District 27
- Mt. Pulaski Community Unit School District 23
- New Holland-Middletown Elementary School District 88
- West Lincoln-Broadwell Elementary School District 92
Macon County">Macon County, Illinois">Macon County
- Argenta-Oreana Community Unit School District 1
- Decatur School District 61
- Maroa Forsyth Community Unit School District 2
- Meridian Community Unit School District 15
- Mt. Zion Community Unit School District 3
- Sangamon Valley Community Unit School District 9
- Warrensburg-Latham Community Unit District 11
Macoupin County">Macoupin County, Illinois">Macoupin County
- Bunker Hill Community Unit School District 8
- Carlinville Community Unit School District 1
- Gillespie Community Unit School District 7
- Mount Olive Community Unit School District 5
- North Mac Community Unit School District 34
- Northwestern Community Unit School District 2
- Southwestern Community Unit School District 9
- Staunton Community Unit School District 6
Madison County">Madison County, Illinois">Madison County
- Alton Community Unit School District 11
- Bethalto Community Unit School District 8
- Collinsville Community Unit School District 10
- East Alton School District 13
- East Alton-Wood River Community High School District 14
- Edwardsville Community Unit School District 7
- Granite City Community Unit School District 9
- Highland Community Unit School District 5
- Madison Community Unit School District 12
- Roxana Community Unit School District 1
- Triad Community Unit School District 2
- Venice Community Unit School District 3
- Wood River-Hartford Elementary School District 15
Marion County">Marion County, Illinois">Marion County
- Central City School District 133
- Centralia High School District 200
- Centralia School District 135
- Iuka Community Consolidated School District 7
- Kell Consolidated School District 2
- Odin Public School District 722
- Patoka Community Unit School District 100
- Raccoon Consolidated School District 1
- Salem Community High School District 600
- Salem School District 111
- Sandoval Community Unit School District 501
- Selmaville Community Consolidated School District 10
- South Central Community Unit District 401
Marshall County">Marshall County, Illinois">Marshall County
- Henry-Senachwine Community Unit School District 5
- Midland Community Unit School District 7
Mason County">Mason County, Illinois">Mason County
- Havana Community Unit School District 126
- Illini Central Community Unit School District 189
- Midwest Central Community Unit School District 191
Massac County">Massac County, Illinois">Massac County
- Joppa-Maple Grove Unit District 38
- Massac Unit District 1
McDonough County">McDonough County, Illinois">McDonough County
- Bushnell Prairie City Community Unit School District 170
- Macomb Community Unit School District 185
- West Prairie Community Unit School District 103
McHenry County">McHenry County, Illinois">McHenry County
- Alden Hebron School District 19
- Cary Community Consolidated School District 26
- Community High School District 155 — based in Crystal Lake
- Community Unit School District 300 — headquartered in Algonquin; serving students in McHenry and Kane counties
- Consolidated School District 158 — headquartered in Algonquin; serving students in McHenry and Kane counties
- Crystal Lake Community Consolidated School District 47
- Fox River Grove Consolidated School District 3
- Harrison School District 36
- Harvard Community Unit School District 50
- Johnsburg Community Unit School District 12
- Marengo Community High School District 154
- Marengo-Union Elementary School District 165
- McHenry Community High School District 156
- McHenry School District 15
- Nippersink School District 2
- Prairie Grove Community School District 46
- Richmond-Burton Community High School District 157
- Riley Community Consolidated School District 18
- Woodstock Community Unit School District 200
McLean County">McLean County, Illinois">McLean County
- Bloomington School District 87
- Heyworth Community Unit School District 4
- Le Roy Community Unit School District 2
- Lexington Community Unit School District 7
- McLean County Unit District No. 5
- Olympia Community Unit School District 16
- Ridgeview Community Unit School District 19
- Tri-Valley Community Unit School District 3
Menard County">Menard County, Illinois">Menard County
- Athens Community Unit School District 213
- Greenview Community Unit School District 200
- Porta Community Unit School District 202
Mercer County">Mercer County, Illinois">Mercer County
- Mercer County School District 404
- Sherrard Community Unit School District 200
Monroe County">Monroe County, Illinois">Monroe County
- Columbia Community Unit School District 4
- Valmeyer Community Unit School District 3
- Waterloo Community Unit School District 5
Montgomery County">Montgomery County, Illinois">Montgomery County
- Hillsboro Community Unit School District 3
- Litchfield Community Unit School District 12
- Nokomis Community Unit School District 22
- Panhandle Community Unit School District 2
Morgan County">Morgan County, Illinois">Morgan County
- Franklin Community Unit School District 1
- Jacksonville School District 117
- Meredosia-Chambersburg Community Unit School District 11
- Triopia Community Unit School District 27
- Waverly Community Unit School District 6
Moultrie County">Moultrie County, Illinois">Moultrie County
- Okaw Valley Community Unit School District 302
- Sullivan Community Unit School District 300
Ogle County">Ogle County, Illinois">Ogle County
- Byron Community Unit School District 226
- Creston Community Consolidated School District 161
- Eswood Community Consolidated District 269 — also covers part of DeKalb County
- Forrestville Valley Community Unit School District 221
- Kings Consolidated School District 144
- Meridian Community Unit School District 223
- Oregon Community Unit School District 220
- Polo Community Unit School District 222
- Rochelle Community Consolidated School District 231
- Rochelle Township High School District 212 — also covers part of Lee and DeKalb counties
Peoria County">Peoria County, Illinois">Peoria County
- Bartonville School District 66
- Brimfield Community Unit School District 309
- Dunlap Community Unit School District 323
- Elmwood Community Unit School District 322
- Farmington Central Community Unit School District 265
- Hollis Consolidated School District 328
- Illini Bluffs Community Unit School District 327
- Illinois Valley Central Unit District 321
- Limestone Community High School District 310
- Limestone Walters Community Consolidated School District 316
- Monroe School District 70
- Norwood Elementary School District 63
- Oak Grove School District 68
- Peoria Heights Community Unit School District 325
- Peoria School District 150
- Pleasant Hill School District 69
- Pleasant Valley School District 62
- Princeville Community Unit School District 326
Perry County">Perry County, Illinois">Perry County
- Community Consolidated School District 204
- Du Quoin Community Unit School District 300
- Pinckneyville Community High School District 101
- Pinckneyville School District 50
- Tamaroa School District 5
Piatt County">Piatt County, Illinois">Piatt County
- Bement Community Unit School District 5
- Cerro Gordo Community Unit School District 100
- DeLand-Weldon Community Unit School District 57
- Monticello Community Unit School District 25
Pike County">Pike County, Illinois">Pike County
- Griggsville-Perry Community Unit School District 4
- Pikeland Community Unit School District 10
- Pleasant Hill Community Unit School District 3
- Western Community Unit School District 12
Pope County">Pope County, Illinois">Pope County
- Pope County Community Unit School District 1
Pulaski County">Pulaski County, Illinois">Pulaski County
- Century Community Unit School District 100
- Meridian Community Unit School District 101
Putnam County">Putnam County, Illinois">Putnam County
- Putnam County Community Unit School District 535
Randolph County">Randolph County, Illinois">Randolph County
- Chester Community Unit School District 139
- Chester Non-High School District 122
- Coulterville Unit School District 1
- Prairie du Rocher Community Consolidated School District 134
- Red Bud Community Unit School District 132
- Sparta Community Unit School District 140
- Steeleville Community Unit School District 138
Richland County">Richland County, Illinois">Richland County
- Richland County Community Unit School District 1 — formerly East Richland Community Unit School District 1
Defunct
- West Richland Community Unit School District 2 — annexed into East Richland CUSD 1 in 2014
Rock Island County">Rock Island County, Illinois">Rock Island County
- Carbon Cliff-Barstow School District 36
- East Moline School District 37
- Hampton School District 29
- Moline-Coal Valley Community Unit School District 40
- Riverdale Community Unit School District 100
- Rock Island-Milan School District 41
- Rockridge Community Unit School District 300
- Sherrard Community Unit School District 200
- Silvis School District 34
- United Township High School District 30
Saline County">Saline County, Illinois">Saline County
- Carrier Mills-Stonefort Community Unit School District 2
- Eldorado Community Unit School District 4
- Galatia Community Unit School District 1
- Harrisburg Community Unit School District 3
Sangamon County">Sangamon County, Illinois">Sangamon County
- Auburn Community Unit School District 10
- Ball Chatham Community Unit School District 5
- New Berlin Community Unit School District 16
- Pawnee Community Unit School District 11
- Pleasant Plains Community Unit School District 8
- Riverton Community Unit School District 14
- Rochester Community Unit School District 3A
- Springfield School District 186
- Tri-City Community Unit School District 1
- Williamsville Community Unit School District 15
Schuyler County">Schuyler County, Illinois">Schuyler County
- Schuyler-Industry Community Unit School District 5
Scott County">Scott County, Illinois">Scott County
- Scott-Morgan Community Unit School District 2
- Winchester Community Unit School District 1
Shelby County">Shelby County, Illinois">Shelby County
- Cowden-Herrick Community Unit School District 3A
- Shelbyville Community Unit School District 4
- Stewardson-Strasburg Community Unit District 5A
- Windsor Community Unit School District 1
St. Clair County">St. Clair County, Illinois">St. Clair County
- Belle Valley School District 119
- Belleville School District 118
- Belleville Township High School District 201
- Brooklyn Unit School District 188
- Cahokia Community Unit School District 187
- Central School District 104
- Dupo Community Unit School District 196
- East St. Louis School District 189
- Freeburg Community Consolidated School District 70
- Freeburg Community High School District 77
- Grant Community Consolidated School District 110
- Harmony Emge School District 175
- High Mount School District 116
- Lebanon Community Unit School District 9
- Marissa Community Unit School District 40
- Mascoutah Community Unit District 19
- Millstadt Community Consolidated School District 160
- New Athens Community Unit School District 60
- O'Fallon Community Consolidated School District 90
- O'Fallon Township High School District 203
- Pontiac William Holliday School District 105
- Shiloh Village School District 85
- Signal Hill School District 181
- Smithton Community Consolidated School District 130
- St. Libory Consolidated School District 30
- Whiteside School District 115
- Wolf Branch School District 113
Stark County">Stark County, Illinois">Stark County
- Bradford Community Unit School District 1
- Stark County Community Unit School District 100
Stephenson County">Stephenson County, Illinois">Stephenson County
- Dakota Community Unit School District 201
- Freeport School District 145
- Lena-Winslow Community Unit School District 202
- Orangeville Community Unit School District 203
- Pearl City Community Unit School District 200
Tazewell County">Tazewell County, Illinois">Tazewell County
- Central School District 51
- Creve Coeur School District 76
- Deer Creek-Mackinaw Community Unit School District 701
- Delavan Community Unit School District 703
- District 50 Schools
- East Peoria Community High School District 309
- East Peoria School District 86
- Morton Community Unit School District 709
- North Pekin & Marquette Heights School District 102
- Pekin Community High School District 303
- Pekin Public School District 108
- Rankin Community School District 98
- Robein School District 85
- South Pekin School District 137
- Spring Lake Community Consolidated School District 606
- Tremont Community Unit School District 702
- Washington Community High School District 308
- Washington School District 52
Union County">Union County, Illinois">Union County
- Anna Community Consolidated School District 37
- Anna Jonesboro Community High School District 81
- Cobden Unit School District 17
- Jonesboro Community Consolidated School District 43, also sometimes listed as "Jonesboro Elementary School District" or "County of Union School District No. 43"
- Dongola Unit School District 66
- Lick Creek Community Consolidated School District 16
- Shawnee Community Unit School District 84
Vermilion County">Vermilion County, Illinois">Vermilion County
- Armstrong Township High School District 225
- Armstrong-Ellis Consolidated School District 61
- Bismarck-Henning Community Unit School District 1
- Danville Community Consolidated School District 118
- Georgetown-Ridge Farm Community Unit District 4
- Hoopeston Area Community Unit School District 11
- Oakwood Community Unit School District 76
- Potomac Community Unit School District 10
- Rossville-Alvin Community Unit School District 7
- Salt Fork Community Unit School District 512 — formed by consolidation of
- * Catlin Community Unit School District 5
- * Jamaica Community Unit School District 12
- Westville Community Unit School District 2
Wabash County">Wabash County, Illinois">Wabash County
- Allendale Community Consolidated School District 17
- Wabash Community Unit School District 348
Warren County">Warren County, Illinois">Warren County
- Monmouth-Roseville Community Unit School District 238
- United Community Unit School District 304
Washington County">Washington County, Illinois">Washington County
- Ashley Community Consolidated School District 15
- Hoyleton Consolidated School District 29 — annexed into Nashville CCSD 49 in 2015
- Irvington Community Consolidated School District 11
- Nashville Community Consolidated School District 49
- Nashville Community High School District 99
- Oakdale Community Consolidated School District 1
- West Washington County Community Unit District 10
Wayne County">Wayne County, Illinois">Wayne County
- Fairfield Community High School District 225
- Fairfield Public School District 112
- Geff Community Consolidated School District 14
- Jasper Community Consolidated School District 17
- New Hope Community Consolidated School District 6
- North Wayne Community Unit School District 200
- Wayne City Community Unit School District 100
White County">White County, Illinois">White County
- Carmi-White County Community Unit School District 5
- Grayville Community Unit School District 1
- Norris City-Omaha-Enfield Community Unit School District 3
Whiteside County">Whiteside County, Illinois">Whiteside County
- East Coloma-Nelson Consolidated Elementary School District 20
- Erie Community Unit School District 1
- Montmorency Community Consolidated School District 145
- Morrison Community Unit School District 6
- Prophetstown-Lyndon-Tampico Community Unit School District 3
- River Bend Community Unit School District 2
- Rock Falls Elementary School District 13
- Rock Falls Township High School District 301
- Sterling Community Unit School District 5
Will County">Will County, Illinois">Will County
- Beecher Community Unit School District 200U
- Chaney-Monge School District 88
- Channahon School District 17
- Crete Monee Community Unit School District 201U
- Elwood Community Consolidated School District 203
- Fairmont School District 89
- Frankfort Community Consolidated School District 157C
- Homer Community Consolidated School District 33C
- Indian Prairie School District 204
- Joliet Public School District 86
- Joliet Township High School District 204
- Laraway Community Consolidated School District 70C
- Lincoln-Way Community High School District 210
- Lockport Township High School District 205
- Manhattan School District 114
- Manteno Community Unit School District 5 — small portion in Wesley Township
- Mokena School District 159
- Milne-Kelvin Grove District 91 — also known as Lockport School District 91
- New Lenox School District 122
- Peotone Community Unit School District 207U
- Plainfield Community Consolidated School District 202
- Reed Custer Community Unit School District 255U
- Richland School District 88A
- Rockdale School District 84
- Steger School District 194
- Summit Hill School District 161
- Taft School District 90
- Troy Community Consolidated School District 30C
- Union School District 81
- Valley View Community Unit School District 365U
- Will County School District 92
- Wilmington School District 209-U
Williamson County">Williamson County, Illinois">Williamson County
- Carterville Community Unit School District 5
- Crab Orchard Community Unit School District 3
- Herrin Community Unit School District 4
- Johnston City Community Unit School District 1
- Marion Community Unit School District 2
Winnebago County">Winnebago County, Illinois">Winnebago County
- Durand Community Unit School District 322
- Harlem School District 122
- Hononegah Community High School District 207
- Kinnikinnick Community Consolidated School District 131
- Pecatonica Community Unit School District 321
- Prairie Hill Community Consolidated School District 133
- Rockford Public School District 205
- Rockton School District 140
- Shirland Community Consolidated School District 134
- South Beloit Community Unit School District 320, also known as "County of Winnebago School District 320"
- Winnebago Community Unit School District 323
Woodford County">Woodford County, Illinois">Woodford County
- El Paso-Gridley Community Unit School District 11
- Eureka Community Unit District 140
- Fieldcrest Community Unit School District 6
- Germantown Hills School District 69
- Lowpoint-Washburn Community Unit School District 21
- Metamora Community Consolidated School District 1
- Metamora Township High School District 122
- Riverview Community Consolidated School District 2
- Roanoke Benson Community Unit School District 60
[Illinois Department of Corrections]
- Illinois Department of Juvenile Justice: School District 428