Kankakee County is named after the Kankakee River. According to the 2017 Census of Agriculture, there were 756 farms in Kankakee County, spanning 312,904 acres, with an average farm size of 414 acres. The population of Champaign County was 113,449 (based on 2010 census). Its temperatures range from 12°F during January to 86°F during July. Average monthly precipitation ranges from 1.62" during February to 4.54" during May. If you're looking for land for sale in Kankakee County, IL, check out Land Pro LLC's current listings below. If there are no current listings in Kankakee County, take a look at land for sale in neighboring Ford County, Grundy County, Iroquois County, and Livingston County. You can also view all the Illinois land offered for sale by Land Pro LLC.