A total of approximately 1,000 acres were listed for sale in Putnam County, Illinois, recently; the value of all Putnam County farms, hunting land and other rural land and acreage for sale was $500,000. Putnam County ranks 98th in the Land of Lincoln for the combined amount of land currently advertised for sale. Among cities in Putnam County with farms, rural land, hunting land and other land for sale, Putnam featured the most land for sale. Putnam County is Illinois's 102nd largest county (172 square miles). It's located in the Western Illinois region of the state.