THE BENTON COUNTY LAND BRIEF
Land in the
Eastern Iowa and Minnesota Drift Plains setting.
Benton County has 716.1 square miles of land in Iowa. 2 mapped landscape regions meet across Benton 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
Benton County intersects 2 mapped regional units. The largest mapped shares are:
- Eastern Iowa and Minnesota Drift Plains91.1%
- Rolling Loess Prairies8.9%
Finding your parcel within Benton County
The atlas lists 15 cities, towns, townships, and Census communities associated with Benton County, including Vinton, Belle Plaine, Urbana. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Benton County by land and water
The Census records 2.26 square miles of water within Benton County, or 0.3% of its total area. That share is close to Benton County’s 0.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Benton County has 146.6 times the land area of nearby Vinton city (4.89 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Black Hawk County, Buchanan County, Iowa County, Johnson County, Linn County, Poweshiek County, Tama County within Iowa. A tract near one of these lines should be matched to the county identifier on its own records.

