The value of farms, rural land, hunting land and other land for sale in Jay County recently on Land.com was around $3 million. This represents 1,000 acres of farms, hunting land and other rural land and acreage for sale in Jay County. Jay County ranks 90th out of 92 counties in the state for the total acreage of land currently advertised for sale. Of all farms and rural land for sale in Jay County, Dunkirk featured the most land for sale. Jay County is Indiana's 59th biggest county (384 square miles). It's located in the East Indiana region of the state.