In 1802, Spain returned most of the land to France, but keeping title to about 7,500 square miles. In 1803, most of the land for modern day Kansas was acquired by the United States from France as part of the 828,000 square mileLouisiana Purchase for 2.83 cents per acre. The area was included in a treaty ceding land to the Osage Nation in 1808, and ceded back to the federal government in 1825. After 1825 and prior to 1867, treaties with various Indian nations set off parts of what was later to become Franklin County for their use. In 1854, the Kansas Territory was organized, then in 1861 Kansas became the 34th U.S. state. In 1855, Franklin County was established. Franklin County was one of the 33 original Kansas Territory counties created by the first Territorial Legislature of 1855. The county was named after Benjamin Franklin.
Geography
According to the U.S. Census Bureau, the county has a total area of, of which is land and is water.
Franklin County comprises the Ottawa, KSMicropolitan Statistical Area, which is included in the Kansas City-Overland Park-Kansas City, MO-KS Combined Statistical Area. As of the U.S. Census in 2000, there were 24,784 people, 9,452 households, and 6,720 families residing in the county. The population density was 43 people per square mile. There were 10,229 housing units at an average density of 18 per square mile. The racial makeup of the county was 95.05% White, 1.21% Black or African American, 0.94% Native American, 0.31% Asian, 0.78% from other races, and 1.71% from two or more races. Hispanic or Latino of any race were 2.62% of the population. There were 9,452 households out of which 34.70% had children under the age of 18 living with them, 58.10% were married couplesliving together, 8.90% had a female householder with no husband present, and 28.90% were non-families. 24.80% of all households were made up of individuals and 11.30% had someone living alone who was 65 years of age or older. The average household size was 2.56 and the average family size was 3.04. In the county, the population was spread out with 27.50% under the age of 18, 8.90% from 18 to 24, 28.30% from 25 to 44, 21.20% from 45 to 64, and 14.00% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 98.30 males. For every 100 females age 18 and over, there were 94.10 males. The median income for a household in the county was $39,052, and the median income for a family was $45,197. Males had a median income of $31,223 versus $22,992 for females. The per capita income for the county was $17,311. About 5.60% of families and 7.70% of the population were below the poverty line, including 8.40% of those under age 18 and 7.30% of those age 65 or over.
Government
Presidential elections
Franklin County is often carried by Republican Candidates. The last time a democratic candidate has carried Franklin County was in 1964 by Lyndon B. Johnson.
Laws
Following amendment to the Kansas Constitution in 1986, the county remained a prohibition, or "dry", county until 1994, when voters approved the sale of alcoholic liquor by the individual drink with a 30 percent food sales requirement.
Franklin County is divided into sixteen townships. The city of Ottawa is considered governmentally independent and is excluded from the census figures for the townships. In the following table, the population center is the largest city included in that township's population total, if it is of a significant size.