Green Lake

Walworth County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)311
Maximum Depth (ft)57
Mean Depth (ft)
Shoreline (miles)
Bottom Composition20% sand, 0% gravel, 0% rock, 0% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinSPRING
Lake Classlake
Public Access
Township
GPS Coordinates42.77880° N, 88.57040° W
WBIC (DNR ID)755800

Fish Species

4 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon
Northern PikeCommon
PanfishCommon
WalleyePresent

Boat Landings

1 landing

NameTypeRampTrailersFee
Lauderdale Lakes - Westshore DriveRAMP11-15No

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
Curly-Leaf PondweedConfirmed
Eurasian Water-MilfoilConfirmed
Starry StonewortConfirmed
Zebra MusselConfirmed

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