THE RUSH RIVER LAND BRIEF
Land in the
Glacial Lake Agassiz Basin setting.
Rush River township has 36.4 square miles of land in Cass County. Its Census reference point is in Glacial Lake Agassiz Basin, 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
Rush River and Cass County
Rush River is associated with Cass 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.
Rush River by land and water
The Census records 0.01 square miles of water within Rush River, or 0% of its total area. It is 0.1 percentage points lower than the 0.2% recorded for Cass County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Rush River township has 24.5 times the land area of nearby Amenia city (1.49 square miles). These areas describe boundaries, not comparable property prices.

