Henrietta Lake

Waukesha County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)15
Maximum Depth (ft)7
Mean Depth (ft)7
Shoreline (miles)
Bottom Composition10% sand, 10% gravel, 0% rock, 80% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinSEEPAGE
Lake Classlake
Public Access
Township
GPS Coordinates43.01910° N, 88.44370° W
WBIC (DNR ID)776600

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
PanfishCommon
Largemouth BassPresent
Northern PikePresent

Boat Landings

1 landing

NameTypeRampTrailersFee
Henrietta Lake Canoe AccessCARRY-IN0No

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

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