A total of nearly 100,000 acres were listed for sale in Yellowstone County recently, representing a combined nearly $387 million in Yellowstone County land and rural real estate for sale. Based on the combined acreage of land and rural property for sale here, Yellowstone County has the most land for sale of the 56 counties in Montana. There were three properties listed as sold in Yellowstone County through the Land Network Comparable Sales Program. This represented a total value of $2,925,000. Billings featured the most land for sale. Yellowstone County is the 23rd biggest county (2,648 square miles) in Montana. It's located in the Southeast Montana region of the state.