Kankakee County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 113,449. Its county seat is Kankakee.
According to the U.S. Census Bureau, the county has a total area of 681 square miles (1,760 km), of which 677 square miles (1,750 km) is land and 4.8 square miles (12 km) (0.7%) is water.
As of the 2010 United States Census, there were 113,449 people, 41,511 households, and 28,680 families residing in the county. The population density was 167.7 inhabitants per square mile (64.7/km). There were 45,246 housing units at an average density of 66.9 per square mile (25.8/km). The racial makeup of the county was 77.6% white, 15.1% black or African American, 0.9% Asian, 0.3% Native American, 4.0% from other races, and 2.1% from two or more races. Those of Hispanic or Latino origin made up 9.0% of the population. In terms of ancestry, 26.5% were German, 14.2% were Irish, 7.4% were English, 6.7% were Italian, 5.8% were Polish, and 3.6% were American.
Of the 41,511 households, 35.2% had children under the age of 18 living with them, 49.1% were married couples living together, 14.7% had a female householder with no husband present, 30.9% were non-families, and 25.5% of all households were made up of individuals. The average household size was 2.61 and the average family size was 3.13. The median age was 36.7 years.
The median income for a household in the county was $50,484 and the median income for a family was $59,998. Males had a median income of $49,858 versus $32,247 for females. The per capita income for the county was $22,888. About 10.8% of families and 15.0% of the population were below the poverty line, including 20.6% of those under age 18 and 8.4% of those age 65 or over.
Kankakee County Illinois neighborhoods include: Aroma Park, Brookmont Gardens, Central Kankakee, Courtside, Fox borough/Hillside manr, Heil Estates, Lincoln and Croswell, Riverbend, Riverview, Skyline Park, South Schuyler, Vaughndale, Waldron Acres