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Lakes / Illinois / Clay County

Lakes in Clay County, Illinois

3 lakes counted in Clay County - the largest is Salt Pond at 56.46 acres.

3
Lakes Counted
56.46 acres
Largest - Salt Pond

Clay County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.

All Counted Lakes

#LakeCountySurface AreaMax Depth
1Salt PondClay56.46 acres-
2Greendale LakeClay43.49 acres-
3Patterson LakeClay28.91 acres-
Find a Lake in Clay CountyLargest Lakes
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.