The total value of land for sale in Iowa's Jackson County recently on Land.com was around $9 million. This represents nearly 1,000 acres of ranches, farms, hunting land and other rural land and acreage for sale in Jackson County. Jackson County ranks 83rd out of 99 counties in Iowa for the total acreage of land currently advertised for sale. Of all farms, ranches, hunting land and other land for sale in Jackson County, Maquoketa featured the most land for sale. Jackson County is Iowa's 19th largest county (649 square miles). It's located in the Eastern Iowa region of the state.