Big Round Lake

Polk County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)1,014
Maximum Depth (ft)17
Mean Depth (ft)10
Shoreline (miles)—
Bottom Composition85% sand, 10% gravel, 0% rock, 5% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates45.52450° N, 92.30130° W
WBIC (DNR ID)2627400

Fish Species

5 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
PanfishAbundant—
Largemouth BassCommon—
WalleyeCommon—
MuskyPresent—
Northern PikePresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Big Round Lake AccessRAMP—11-15NoNo

Invasive Species

Invasive species have been documented in or near this lake. Please clean, drain, and dry all watercraft and equipment before leaving to prevent spread.

SpeciesStatusFirst Detected
Banded Mystery SnailConfirmed—
Chinese Mystery SnailConfirmed—
Curly-Leaf PondweedConfirmed—

Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/30/2026.

Big Round Lake — Facts & Figures | Stay Northern