There was a total of almost $3 million of farms, hunting land and other rural land and acreage for sale in Douglas County, Illinois, recently on Land.com. The total size of all Douglas County land and rural real estate for sale was nearly 1,000 acres. Douglas County ranks 67th out of 102 counties in the Land of Lincoln for the total acreage of land currently advertised for sale. Of all locations in Douglas County with farms, hunting land and other rural land and acreage for sale, Camargo had the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Douglas County. Douglas County is Illinois's 72nd biggest county (417 square miles). It's located in the Central Illinois region of the state.