THE LINN COUNTY LAND BRIEF
Land in the
Eastern Iowa and Minnesota Drift Plains setting.
Linn County has 717 square miles of land in Iowa. 2 mapped landscape regions meet across Linn County: Eastern Iowa and Minnesota Drift Plains, Rolling Loess Prairies.
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 ↗ · Regional mapping across the county footprint
Where the landscape changes
Linn County intersects 2 mapped regional units. The largest mapped shares are:
- Eastern Iowa and Minnesota Drift Plains84.5%
- Rolling Loess Prairies15.5%
Finding your parcel within Linn County
The atlas lists 18 cities, towns, townships, and Census communities associated with Linn County, including Cedar Rapids, Marion, Robins. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Linn County by land and water
The Census records 7.66 square miles of water within Linn County, or 1.1% of its total area. That share is close to Linn County’s 1.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Linn County has 39.7 times the land area of nearby Marion city (18.1 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Benton County, Buchanan County, Cedar County, Delaware County, Iowa County, Johnson County, Jones County within Iowa. A tract near one of these lines should be matched to the county identifier on its own records.

