THE CARLSTON LAND BRIEF
Land in the
Eastern Iowa and Minnesota Drift Plains setting.
Carlston township has 33 square miles of land in Freeborn County. Its Census reference point is in Eastern Iowa and Minnesota Drift Plains, within Western Corn Belt Plains.
Glacial till plains and windblown loess hills make up the Western Corn Belt landscape. Near-level and rolling terrain are interspersed with steeper river valleys and hills.
Regional context: Western Corn Belt Plains ↗ · Classification at the Census reference point
Carlston and Freeborn County
Carlston is associated with Freeborn 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.
Carlston by land and water
The Census records 2.93 square miles of water within Carlston, or 8.1% of its total area. It is 6 percentage points higher than the 2.1% recorded for Freeborn County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Carlston township has 34.2 times the land area of nearby Alden city (0.97 square miles). These areas describe boundaries, not comparable property prices.

