A total of 2,000 acres were listed for sale in Putnam County, Indiana, recently; the combined value of all Putnam County farms and rural land for sale was nearly $46 million. Putnam County ranks 48th out of 92 counties in Indiana for the total number of acres of land currently advertised for sale. Among cities in Putnam County with farms, hunting land and other rural land and acreage for sale, Greencastle had the most land for sale. Putnam County is the 16th largest county (482 square miles) in Indiana. It's located in the West Indiana region of Indiana.