Blue Earth County is in Southern Minnesota. Of the 87 counties in the North Star State, 765-square-mile Blue Earth County ranks 32nd by size. Recent listings of residential land and property for sale in Minnesota's Blue Earth County totals nearly 1,000 acres and a combined market value of almost $18 million. The most common type of land for sale by combined acreage in Blue Earth County is residential property. The average price of residential land for sale in Blue Earth County was $503,011. Browse all residential land and rural property for sale in Minnesota to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.