DeKalb County is in Northwest Missouri. Of the 115 counties in the Show Me State, 272,526-acre DeKalb County ranks 106th by size. Recent listings of residential land and property for sale in Missouri's DeKalb County totals around 1,000 acres and a combined market value of around $8 million. The most common type of land for sale by combined acreage in DeKalb County is residential property. The average price of residential acreage for sale in DeKalb County was $516,526. Browse all residential land and rural property for sale in Missouri 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.