WI · ranked by public data
6 Portage County lakes cover at least 50 acres, out of 77 documented lakes in the county. Updated July 2026.
Portage County, WI
247 acres · 19 ft max depth · 2 public landings
Portage County, WI
108 acres · 35 ft max depth · 2 public landings
Portage County, WI
89 acres · 20 ft max depth · 1 public landing
Portage County, WI
84 acres · 7 ft max depth · 2 public landings
Portage County, WI
73 acres · 33 ft max depth · 1 public landing
Portage County, WI
63 acres · 55 ft max depth · 1 public landing
Methodology
FAQ
McDill Pond — McDill Pond in Portage County is the biggest lake in Portage County, at 247 acres.
Source data: Wisconsin DNR lake and monitoring records as aggregated by LakeList. Figures reflect the most recent documented values, not new surveys — verify access and rules before you go. Lake outlines are shoreline shapes from LakeList and the USGS National Hydrography Dataset; they illustrate a lake's form and are not depth or navigation charts.