Richland County is in Missouri River Country Montana. Of the 56 counties in the state, Richland County is 32nd in terms of its size (2,103 square miles). There is around 1,000 acres of residential land for sale in Richland County, Montana, based on recent Land Network data, making it the most common type of land for sale in Richland County. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is about $4 million. The average price of residential land for sale in Richland County was $452,105. Browse all residential land and rural property for sale in Montana 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.