THE CALUMET COUNTY LAND BRIEF
Land in the
Lake Michigan Lacustrine Clay Plain setting.
Calumet County has 318.3 square miles of land in Wisconsin. 3 mapped landscape regions meet across Calumet County: Lake Michigan Lacustrine Clay Plain, Southeastern Wisconsin Savannah and Till Plain, Kettle Moraines.
Glacial till plains support a transition between hardwood forest, oak savanna and prairie landscapes. Rolling farmland and woodland reflect this meeting of ecological regions in southeastern Wisconsin.
Regional context: Southeastern Wisconsin Till Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Calumet County intersects 3 mapped regional units. The largest mapped shares are:
- Lake Michigan Lacustrine Clay Plain65.2%
- Southeastern Wisconsin Savannah and Till Plain33%
- Kettle Moraines1.7%
Finding your parcel within Calumet County
The atlas lists 23 cities, towns, townships, and Census communities associated with Calumet County, including Brothertown, Stockbridge, Brillion. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Calumet County by land and water
The Census records 78.8 square miles of water within Calumet County, or 19.9% of its total area. That share is close to Calumet County’s 19.9%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Calumet County has 9.8 times the land area of nearby Chilton town (32.4 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Brown County, Fond du Lac County, Manitowoc County, Outagamie County, Sheboygan County, Winnebago County within Wisconsin. A tract near one of these lines should be matched to the county identifier on its own records.

