Marshall County is a county in the northwestern part of the U.S. state of Minnesota. As of the 2020 census, the population was 9,040. Its county seat is Warren. The Minnesota legislature created the county on February 25, 1879, with territory partitioned from the southern half of Kittson County, with Warren as the county seat. It was named for William Rainey Mar…
Marshall County is a county in the northwestern part of the U.S. state of Minnesota. As of the 2020 census, the population was 9,040. Its county seat is Warren. The Minnesota legislature created the county on February 25, 1879, with territory partitioned from the southern half of Kittson County, with Warren as the county seat. It was named for William Rainey Marshall, who served as Minnesota governor from 1866 to 1870.