THE MILLS COUNTY LAND BRIEF
Land in the
Steeply Rolling Loess Prairies setting.
Mills County has 437.4 square miles of land in Iowa. 3 mapped landscape regions meet across Mills County: Steeply Rolling Loess Prairies, Western Loess Hills, Missouri Alluvial Plain.
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
Mills County intersects 3 mapped regional units. The largest mapped shares are:
- Steeply Rolling Loess Prairies66.7%
- Western Loess Hills18.3%
- Missouri Alluvial Plain15%
Finding your parcel within Mills County
The atlas lists 9 cities, towns, townships, and Census communities associated with Mills County, including Glenwood, Malvern, Tabor. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Mills County by land and water
The Census records 3.21 square miles of water within Mills County, or 0.7% of its total area. That share is close to Mills County’s 0.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Mills County has 274.4 times the land area of nearby Malvern city (1.59 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Fremont County, Montgomery County, Page County, Pottawattamie County within Iowa. A tract near one of these lines should be matched to the county identifier on its own records.

