A total of almost 1,000 acres were listed for sale in Richland County recently, representing a combined approximately $8 million in Richland County farms, ranches, hunting land and other land for sale. Richland County ranks 33rd out of 56 counties in Big Sky Country for the total number of acres of land currently advertised for sale. Of all land for sale in Richland County, Sidney had the most land for sale. Economically speaking, Richland County's is largely dependent on mining and mineral extraction-related businesses and services. Richland County is Montana's 32nd largest county (2,103 square miles). It's located in the Missouri River Country Montana region of Montana.