Lakes / Wisconsin / Columbia County
Lakes in Columbia County, Wisconsin
12 lakes counted in Columbia County - the largest is Lake Wisconsin at 7,197 acres.
12
Lakes Counted
7,197 acres
Largest - Lake Wisconsin
82 ft
Deepest - Swan Lake
Columbia County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Wisconsin | Columbia, Sauk | 7,197 acres | 24 ft |
| 2 | Mud Lake | Columbia | 817 acres | None ft |
| 3 | Crystal Lake | Dane, Columbia | 525 acres | 9 ft |
| 4 | Swan Lake | Columbia | 407 acres | 82 ft |
| 5 | Lake Columbia | Columbia | 378 acres | 8 ft |
| 6 | Park Lake | Columbia | 330 acres | 27 ft |
| 7 | Grassy Lake | Columbia | 250 acres | None ft |
| 8 | Dates Millpond | Marquette, Columbia | 188 acres | 6 ft |
| 9 | French Creek Wla Pool No. 2 | Columbia | 171 acres | 5 ft |
| 10 | Lazy Lake (Fall R Millpond) | Columbia | 161 acres | 8 ft |
| 11 | Long Lake | Columbia | 109 acres | 20 ft |
| 12 | Schoeneberg Marsh | Columbia | 100 acres | None ft |
Sources: Wisconsin DNR lake data; USGS. Verified October 28, 2026.