A combined 1,000 acres were listed for sale in Polk County recently; the combined value of all Polk County farms, hunting land and other rural land and acreage for sale was around $7 million. Polk County ranks 75th out of 87 counties in Minnesota for the combined amount of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Polk County, Fosston featured the most land for sale. Polk County is one of the ten largest counties in Minnesota (1,997 square miles). It's located in the North Central West Minnesota region of the state.