THE POPLAR RIVER LAND BRIEF
Land in the
Lake Agassiz Plains setting.
Poplar River township has 35 square miles of land in Red Lake County. Its Census reference point is in Lake Agassiz Plains, within Lake Agassiz Plain.
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 ↗ · Classification at the Census reference point
Poplar River and Red Lake County
Poplar River is associated with Red Lake County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Poplar River by land and water
The Census records 0 square miles of water within Poplar River, or 0% of its total area. That share is close to Red Lake County’s 0%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Poplar River township has 30.4 times the land area of nearby Brooks city (1.15 square miles). These areas describe boundaries, not comparable property prices.

