Extreme points of Canadian provinces
This is a table of extreme points of each of the provinces and territories of Canada. Many of these points are uninhabited; see also extreme communities of Canada for inhabited places.
| Province/territory | Northernmost point | Southernmost point | Easternmost point | Westernmost point |
| Alberta | Northern border with Northwest Territories | Southern border with Montana, United States | Eastern border with Saskatchewan | Western border with British Columbia, from Willmore Wilderness Park north to the border with the Northwest Territories |
| British Columbia | Northern border with Yukon and Northwest territories | Race Rocks | Point where British Columbia's eastern border meets Alberta and the United States | Westernmost point of Tatshenshini-Alsek Wilderness Provincial Park |
| Manitoba | Northern border with Nunavut | Southern border with the United States | Point where Manitoba's eastern border meets Hudson Bay | Western border with Saskatchewan, north of the Churchill River |
| Quebec | Cape Wolstenholme, approx. 17 miles NE of Ivujivik | Elgin or Hinchinbrooke; the border with the United States bends south of the 45th parallel in the area; the southernmost point of the bend is at the point where the Châteauguay River crosses the border | Eastern border with Labrador, near Blanc-Sablon Longitude: 57°06'30" West | Pointe Louis-XIV, approx. 60 miles NNW of Chisasibi |
| New Brunswick | Point of land near Dalhousie | Southern tip of the largest island of "Three Islands" off the coast of Grand Manan | Cape Tormentine | Point where New Brunswick, Quebec and Maine meet, near the southern tip of Beau Lake |
| Newfoundland and Labrador | Cape Chidley, Labrador | Cape Freels, Newfoundland | Cape Spear Easternmost point of land in Canada | Labrador border approximately 50 miles West of Esker |
| Northwest Territories | Western tip of an island that is approximately 200 km SW of the north magnetic pole | Southern border with British Columbia, Alberta and Saskatchewan, along the 60th parallel | Eastern border with Nunavut | Western border with Yukon |
| Nova Scotia | Saint Paul Island | Cape Sable Island | Eastern tip of Sable Island | Brier Island |
| Nunavut | Cape Columbia, Ellesmere Island, near Alert. Northernmost point of land in Canada. | Stag Island's southern point | Easternmost point of Ellesmere Island, 27km south east of Alert, 82°19'06.9"N 61°06'01.1"W | Point where Nunavut's western border with Northwest Territories and Amundsen Gulf meet, approx. 30 miles north of Tuktut Nogait National Park |
| Ontario | Point just east of where Ontario's western border meets Hudson Bay, approx. 125 km NW of Fort Severn | Middle Island, Lake Erie. Southernmost point of land in Canada, and part of Point Pelee National Park | Land: Shore of the St. Lawrence River NE of Wood Creek, near Curry Hill. Water: In the St. Lawrence River offshore from the previous point | Western border with Manitoba Longitude: 95°09'11" West |
| Prince Edward Island | North Cape | Wood Islands | East Point | West Cape |
| Saskatchewan | Northern border with Northwest Territories | Southern border with the United States | Eastern border with Manitoba, south of Gainsborough, Saskatchewan | Western border with Alberta |
| Yukon | Herschel Island | Southern border with British Columbia | Point where Yukon, British Columbia and Northwest Territories meet, on the 60th parallel | Boundary Peak 187. |