Lakes / Wisconsin / Portage County
Lakes in Portage County, Wisconsin
9 lakes counted in Portage County - the largest is Lake Du Bay at 4,649 acres.
9
Lakes Counted
4,649 acres
Largest - Lake Du Bay
35 ft
Deepest - Lake Emily
Portage County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Du Bay | Portage, Marathon | 4,649 acres | 30 ft |
| 2 | Wisconsin R Fl C3-Stevens Pt | Portage | 2,489 acres | 25 ft |
| 3 | Biron Flowage | Wood, Portage | 2,187 acres | 23 ft |
| 4 | Townline Reservoir* | Marathon, Portage | 395 acres | 10 ft |
| 5 | McDill Pond | Portage | 247 acres | 19 ft |
| 6 | Wisconsin River Flowage Number 2 49 | Portage | 228 acres | 25 ft |
| 7 | Wazeecha Lake | Wood, Portage | 140 acres | 20 ft |
| 8 | Little Eau Pleine Flowage | Portage | 127 acres | 8 ft |
| 9 | Lake Emily | Portage | 108 acres | 35 ft |
Sources: Wisconsin DNR lake data; USGS. Verified October 28, 2026.