Lyon County is a county in the U.S. state of Minnesota. As of the 2020 census, the population was 25,269. Its county seat is Marshall.
Student Center at Southwest Minnesota State University.
Soils of Lyon County
Marshall is a city in Lyon County, Minnesota, United States. The population was 13,628 at the 2020 census. Marshall is a regional center in southwest Minnesota, and the county seat of Lyon County. It is the headquarters of the Schwan Food Company and the home of Southwest Minnesota State University.
Main Street in downtown Marshall