Big Fork Lake

Oneida County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)663
Maximum Depth (ft)37
Mean Depth (ft)17
Shoreline (miles)—
Bottom Composition70% sand, 15% gravel, 5% rock, 10% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates45.82950° N, 89.09750° W
WBIC (DNR ID)1610700

Fish Species

6 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
MuskyCommon—
WalleyeCommon—
Largemouth BassPresent—
Northern PikePresent—
PanfishPresent—
Smallmouth BassPresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Big Fork Lake AccessRAMP—1-5NoNo

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
Chinese Mystery SnailConfirmed—
Rusty CrayfishConfirmed—

Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/29/2026.