A combined nearly 1,000 acres were listed for sale in Rock County recently; the overall value of all Rock County farms and rural land for sale was almost $900,000. Rock County ranks 84th in the Gopher State for the total number of acres of land currently advertised for sale. Of all locations in Rock County with farms, hunting land and other rural land and acreage for sale, Jasper had the most land for sale. Its economy is defined as agricultural, with 689 farms recorded in the county during the most recent U.S. Census. Farming activities in Rock County generate annual revenues of $10 million, the majority of which comes from livestock products. Rock County is the 70th biggest county (482 square miles) in Minnesota. It's located in the Southern Minnesota region of the state.