THE CALHOUN COUNTY LAND BRIEF
Land in the
Des Moines Lobe setting.
Calhoun County has 569.8 square miles of land in Iowa. The mapped landscape region in Calhoun County is Des Moines Lobe.
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
Finding your parcel within Calhoun County
The atlas lists 13 cities, towns, townships, and Census communities associated with Calhoun County, including Lake City, Rockwell City, Manson. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Calhoun County by land and water
The Census records 2.27 square miles of water within Calhoun County, or 0.4% of its total area. That share is close to Calhoun County’s 0.4%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Calhoun County has 135.3 times the land area of nearby Rockwell City city (4.21 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Buena Vista County, Carroll County, Greene County, Pocahontas County, Sac County, Webster County within Iowa. A tract near one of these lines should be matched to the county identifier on its own records.

