Little Muskego Lake

Waukesha County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)470
Maximum Depth (ft)65
Mean Depth (ft)14
Shoreline (miles)
Bottom Composition5% sand, 25% gravel, 0% rock, 70% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classlake
Public Access
Township
GPS Coordinates42.91380° N, 88.14310° W
WBIC (DNR ID)762700

Fish Species

4 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon
PanfishCommon
Northern PikePresent
WalleyePresent

Boat Landings

4 landings

NameTypeRampTrailersFee
Boat Landing 1Public
Boat Landing 2Public
Boat Landing 3Public
Boat Landing 4Public

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
Asiatic Clam (Corbicula)Confirmed
Chinese Mystery SnailConfirmed
Curly-Leaf PondweedConfirmed
Eurasian Water-MilfoilConfirmed
Hybrid Eurasian / Northern Water-MilfoilConfirmed
Starry StonewortConfirmed
Zebra MusselConfirmed

Data sourced from Wisconsin DNR lake surveys. Last scraped: 3/24/2026.