Knox County is in Western Illinois. Of the 102 counties in the state, 719-square-mile Knox County ranks 23rd by size. Recent listings of commercial land and property for sale in Illinois's Knox County totals almost 1,000 acres and a combined market value of approximately $2 million. The most common type of land for sale by combined acreage in Knox County is undeveloped land. The average price of commercial land and property for sale in Knox County was $725,000. Some suggested uses for commercial property currently for sale in Knox County include for hunting/fishing, commercial, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Knox County include whitetail deer, turkey, deer, dove and ducks. Current commercial applications for commercial property for sale in Knox County include for hunting/fishing, commercial and agriculture use. Browse all Illinois commercial land and property for sale on the Land Network to find your next commercial property or land investment.