The value of all ranches, farms, hunting land and other rural land and acreage for sale in Cascade County recently was nearly $83 million, representing a total of 7,195 acres of land for sale in Cascade County. Cascade County ranks 19th in Montana for the combined amount of land currently advertised for sale. Cascade featured the most land for sale. Cascade County is the 21st biggest county (2,711 square miles) in Montana. It's located in the North Central Montana region of Montana.