THE MARSHALL COUNTY LAND BRIEF
Land in the
Lake Agassiz Plains setting.
Marshall County has 1,775.1 square miles of land in Minnesota. 4 mapped landscape regions meet across Marshall County: Lake Agassiz Plains, Glacial Lake Agassiz Basin, Beach Ridges and Sand Deltas, among others.
The former bed of glacial Lake Agassiz forms an exceptionally flat plain in the Red River valley. Thick lake sediments overlie older glacial deposits across this historic prairie landscape.
Regional context: Lake Agassiz Plain ↗ · Regional mapping across the county footprint
Where the landscape changes
Marshall County intersects 4 mapped regional units. The largest mapped shares are:
- Lake Agassiz Plains42.5%
- Glacial Lake Agassiz Basin28.8%
- Beach Ridges and Sand Deltas25.7%
- Peatlands3%
Northern Minnesota Wetlands in Marshall County
Former glacial lake basins form nearly level terrain with extensive wetlands and boreal vegetation. Marsh, swamp and forest patterns are central to this northern Minnesota landscape.
Read the regional source ↗Finding your parcel within Marshall County
The atlas lists 59 cities, towns, townships, and Census communities associated with Marshall County, including Excel, New Solum, Comstock. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Marshall County by land and water
The Census records 37.8 square miles of water within Marshall County, or 2.1% of its total area. That share is close to Marshall County’s 2.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Marshall County has 1,747.1 times the land area of nearby Newfolden city (1.02 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Beltrami County, Kittson County, Pennington County, Polk County, Roseau County within Minnesota. A tract near one of these lines should be matched to the county identifier on its own records.

