The value of all land and rural real estate for sale in Shelby County recently was around $5 million, representing a total of 741 acres of land for sale in Shelby County. Shelby County ranks 112th out of 115 counties in the Gateway State for the total number of acres of land currently advertised for sale. Of all locations in Shelby County with ranches, farms, hunting land and other rural land and acreage for sale, Shelbina featured the most land for sale. Shelby County has a large agricultural economy, with 709 farms recorded in the county during the latest U.S. Census. Farming activities in Shelby County generate annual revenues of $18 million, most of which is from crops. Shelby County is the 86th largest county (502 square miles) in Missouri. It's located in the Northeast Missouri region of the state.