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Lakes / Missouri / St. Clair County

Lakes in St. Clair County, Missouri

2 lakes counted in St. Clair County - the largest is Atkinson Lake at 434.15 acres.

2
Lakes Counted
434.15 acres
Largest - Atkinson Lake

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

All Counted Lakes

#LakeCountySurface AreaMax Depth
1Atkinson LakeSt. Clair434.15 acres-
2Barber LakeSt. Clair115.4 acres-
Find a Lake in St. Clair CountyLargest Lakes
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.