Land for sale in Golden Valley County, Montana, recently totaled $17 million and around 100,000 acres. Golden Valley County ranks 39th in Montana for the total number of acres of land currently advertised for sale. Lavina featured the most land for sale. Its economy is defined as agricultural, with 157 farms recorded in the county during the most recent U.S. Census. Farming activities in Golden Valley County generate annual revenues of $914,000, the majority of which comes from livestock products. Golden Valley County is Montana's 52nd largest county (1,175 square miles). It's located in the Southeast Montana region of Montana.