Wetlands in McLean County, Illinois

McLean County, Illinois has 11,912 acres wetland mapped. The map below shows every mapped feature inside the county boundary.

McLean County, Illinois at a glance

Wetland mapped11,912 acres
Distinct wetlands mapped3,926
Share of the county that is wetland1.6%
Most common wetland typeRiverine (1,895)
Distinct wetland types5
Largest single wetland555 acres (Lake)

McLean County, Illinois is home to 171,419 residents. Land Owl's national wetlands layer records the following within the county boundary — Wetland mapped: 11,912 acres. Distinct wetlands mapped: 3,926. Share of the county that is wetland: 1.6%. Most common wetland type: Riverine (1,895). Distinct wetland types: 5. Largest single wetland: 555 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 McLean County, Illinois?
Land Owl maps 11,912 acres wetland mapped within McLean County, Illinois.
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.

See every layer over McLean County

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