Winnebago County is in Northern Illinois. Of the 102 counties in the Land of Lincoln, Winnebago County is 52nd in terms of its size (332,280 acres). Recent listings of undeveloped land for sale in Winnebago County, Illinois, totals roughly 1,000 acres and a combined market value of around $29 million. By overall acreage, residential property is the most common type of land for sale in Winnebago County. The average price of undeveloped acreage for sale in Winnebago County was $663,133. Some suggested uses for undeveloped land currently for sale in Winnebago County include for hunting/fishing, commercial, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Winnebago County include whitetail deer, turkey, deer, ducks and dove. Current commercial applications for commercial property for sale in Winnebago County include for hunting/fishing, commercial and agriculture use. Browse all Illinois undeveloped land for sale on the Land Network to find your next commercial property or land investment.