A combined 100,000 acres were listed for sale in Rosebud County, Montana, recently; the combined value of all Rosebud County farms, ranches, hunting land and other land for sale was nearly $36 million. Rosebud County ranks 43rd based on the total acres of land for sale among all the counties in the Treasure State. Of all locations in Rosebud County with land and rural real estate for sale, Forsyth featured the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Montana. Rosebud County is one of the ten biggest counties in Montana (5,025 square miles). It's located in the Southeast Montana region of the state.