There was a combined approximately $16 million of farms and ranches for sale in Valley County, Montana, recently on Land.com. The total acreage of all Valley County land and rural real estate for sale was almost 100,000 acres. Valley County ranks 43rd in the Treasure State based on the combined acreage of land for sale among all the counties in Big Sky Country. Among cities in Valley County with ranches, farms, hunting land and other rural land and acreage for sale, Glasgow had the most land for sale. Agriculture and farming drives the Valley County economy, with 654 farms recorded in the county during the U.S. Census in 2012. Farming activities in Valley County generate annual revenues of $7 million, most of which is from crops. Valley County is one of the ten biggest counties in Montana (5,061 square miles). It's located in the Missouri River Country Montana region of the state.