THE DECATUR LAND BRIEF
Land in the
Rock River Drift Plain setting.
Decatur town has 34.2 square miles of land in Green County. Its Census reference point is in Rock River Drift Plain, within Southeastern Wisconsin Till Plains.
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 ↗ · Classification at the Census reference point
Decatur and Green County
Decatur is associated with Green County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Decatur by land and water
The Census records 0.19 square miles of water within Decatur, or 0.6% of its total area. It is 0.5 percentage points higher than the 0.1% recorded for Green County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Decatur town has 19 times the land area of nearby Brodhead city (1.8 square miles). These areas describe boundaries, not comparable property prices.

