Wetlands in Winnebago County, Wisconsin

Winnebago County, Wisconsin has 141,116 acres wetland mapped. The map below shows every mapped feature inside the county boundary.

Winnebago County, Wisconsin at a glance

Wetland mapped141,116 acres
Distinct wetlands mapped10,177
Share of the county that is wetland38.1%
Most common wetland typeFreshwater Emergent Wetland (4,164)
Distinct wetland types6
Largest single wetland59,521 acres (Lake)

Winnebago County, Wisconsin is home to 174,218 residents. Land Owl's national wetlands layer records the following within the county boundary — Wetland mapped: 141,116 acres. Distinct wetlands mapped: 10,177. Share of the county that is wetland: 38.1%. Most common wetland type: Freshwater Emergent Wetland (4,164). Distinct wetland types: 6. Largest single wetland: 59,521 acres (Lake). Every feature shown on the map above is clickable, and the figures on this page are derived from the same data the map renders, so they always agree. A free Land Owl account adds parcel boundaries, ownership records, flood zones, soils, wetlands and topography over the same view.

Frequently asked questions

How many wetlands are there in Winnebago County, Wisconsin?
Land Owl maps 141,116 acres wetland mapped within Winnebago County, Wisconsin.
Is this wetlands map free to use?
Yes. This map is free to view. A free Land Owl account unlocks the other data layers, parcel boundaries and ownership records.
Where does this data come from?
Land Owl maps wetlands from the U.S. Fish & Wildlife Service National Wetlands Inventory (NWI). NWI-mapped wetlands are a screening tool, not a jurisdictional delineation — confirm any boundary with a qualified delineator before you rely on it.

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