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
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Atkinson Lake | St. Clair | 434.15 acres | - |
| 2 | Barber Lake | St. Clair | 115.4 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.