Lakes / Illinois / Henry County
Lakes in Henry County, Illinois
2 lakes counted in Henry County - the largest is Shadow Lake at 88.22 acres.
2
Lakes Counted
88.22 acres
Largest - Shadow Lake
Henry County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Shadow Lake | Henry | 88.22 acres | - |
| 2 | Johnson Lake | Henry | 55.85 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.