THE WARREN COUNTY LAND BRIEF
Land in the
Rolling Loess Prairies setting.
Warren County has 569.7 square miles of land in Iowa. 2 mapped landscape regions meet across Warren County: Rolling Loess Prairies, Loess Flats and Till 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 ↗ · Regional mapping across the county footprint
Where the landscape changes
Warren County intersects 2 mapped regional units. The largest mapped shares are:
- Rolling Loess Prairies81.7%
- Loess Flats and Till Plains18.3%
Central Irregular Plains in Warren County
Irregular plains form a transition between northern agricultural country and more wooded uplands to the south and east. Grassland and forest historically mixed, with wider woodland belts beside streams.
Read the regional source ↗Finding your parcel within Warren County
The atlas lists 16 cities, towns, townships, and Census communities associated with Warren County, including Des Moines, West Des Moines, Norwalk. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Warren County by land and water
The Census records 3.34 square miles of water within Warren County, or 0.6% of its total area. That share is close to Warren County’s 0.6%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Warren County has 49.8 times the land area of nearby Indianola city (11.4 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Clarke County, Dallas County, Lucas County, Madison County, Marion County, Polk County within Iowa. A tract near one of these lines should be matched to the county identifier on its own records.

