The value of all farms, hunting land and other rural land and acreage for sale in Marshall County, Minnesota, recently was approximately $1 million, representing a combined 574 acres of land for sale in Marshall County. Marshall County ranks 82nd in the state for the total acreage of land currently advertised for sale. Of all farms and rural land for sale in Marshall County, Oslo featured the most land for sale. Agriculture and farming drives the Marshall County economy, with 1,148 farms recorded in the county during the U.S. Census in 2012. Farming activities in Marshall County generate annual revenues of $13 million, most of which is from crops. Marshall County is one of the ten largest counties in Minnesota (1,812 square miles). It's located in the North Central West Minnesota region of Minnesota.