School Section Lake

Waukesha County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)122
Maximum Depth (ft)8
Mean Depth (ft)3
Shoreline (miles)—
Bottom Composition10% sand, 5% gravel, 0% rock, 85% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates42.98390° N, 88.50360° W
WBIC (DNR ID)825000

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
PanfishCommon—
Largemouth BassPresent—
Northern PikePresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
School Section Lake Public AccessRAMP—1-5NoYes

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—
Purple LoosestrifeConfirmed—

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

School Section Lake — Facts & Figures | Stay Northern