THE WAUKESHA COUNTY LAND BRIEF
Land in the
Kettle Moraines setting.
Waukesha County has 549.7 square miles of land in Wisconsin. 2 mapped landscape regions meet across Waukesha County: Kettle Moraines, Southeastern Wisconsin Savannah and Till Plain.
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
Waukesha County intersects 2 mapped regional units. The largest mapped shares are:
- Kettle Moraines96%
- Southeastern Wisconsin Savannah and Till Plain4%
Finding your parcel within Waukesha County
The atlas lists 40 cities, towns, townships, and Census communities associated with Waukesha County, including Milwaukee, New Berlin, Eagle. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Waukesha County by land and water
The Census records 30.8 square miles of water within Waukesha County, or 5.3% of its total area. That share is close to Waukesha County’s 5.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Waukesha County has 29.8 times the land area of nearby Delafield town (18.4 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Dodge County, Jefferson County, Milwaukee County, Ozaukee County, Racine County, Walworth County, Washington County within Wisconsin. A tract near one of these lines should be matched to the county identifier on its own records.

