Wetlands in Onondaga County, New York

Onondaga County, New York has 57,094 acres wetland mapped. The map below shows every mapped feature inside the county boundary.

Onondaga County, New York at a glance

Wetland mapped57,094 acres
Distinct wetlands mapped8,874
Share of the county that is wetland11.1%
Most common wetland typeFreshwater Forested/Shrub Wetland (3,358)
Distinct wetland types6
Largest single wetland7,216 acres (Lake)

Onondaga County, New York is home to 466,584 residents. Land Owl's national wetlands layer records the following within the county boundary — Wetland mapped: 57,094 acres. Distinct wetlands mapped: 8,874. Share of the county that is wetland: 11.1%. Most common wetland type: Freshwater Forested/Shrub Wetland (3,358). Distinct wetland types: 6. Largest single wetland: 7,216 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 Onondaga County, New York?
Land Owl maps 57,094 acres wetland mapped within Onondaga County, New York.
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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