Lakes / Illinois / Clark County
Lakes in Clark County, Illinois
3 lakes counted in Clark County - the largest is Lincoln Trail State Park Lake at 143.57 acres.
3
Lakes Counted
143.57 acres
Largest - Lincoln Trail State Park Lake
Clark County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lincoln Trail State Park Lake | Clark | 143.57 acres | - |
| 2 | Mill Creek Watershed Impoundment Reservoir | Clark | 56.44 acres | - |
| 3 | Mill Creek Watershed Impoundment Reservoir | Clark | 51.34 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.