A total of approximately 100,000 acres were listed for sale in Montana's Musselshell County recently; the combined value of all Musselshell County farms and ranches for sale was around $23 million. Musselshell County ranks 25th out of 56 counties in Big Sky Country for the total number of acres of land currently advertised for sale. Of all locations in Musselshell County with farms and ranches for sale, Roundup featured the most land for sale. Economically speaking, Musselshell County's is largely dependent on mining and mineral extraction-related businesses and services. Musselshell County is the 35th biggest county (1,871 square miles) in Montana. It's located in the Southeast Montana region of the state.