Lakes in Monona County, Iowa
3 lakes counted in Monona County - the largest is Blue Lake at 320 acres.
3
Lakes Counted
320 acres
Largest - Blue Lake
Monona County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Blue Lake | Monona | 320 acres | - |
| 2 | Badger Lake | Monona | 89 acres | - |
| 3 | Badger Lake | Monona | 62 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.