Mission Lake

Marathon County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)104
Maximum Depth (ft)26
Mean Depth (ft)12
Shoreline (miles)
Bottom Composition40% sand, 0% gravel, 0% rock, 60% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinSEEPAGE
Lake Classlake
Public Access
Township
GPS Coordinates44.77770° N, 89.35240° W
WBIC (DNR ID)1005400

Fish Species

4 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
PanfishAbundant
Largemouth BassCommon
MuskyCommon
Northern PikePresent

Boat Landings

1 landing

NameTypeRampTrailersFee
Public Boat LandingPublic

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
Banded Mystery SnailConfirmed
Chinese Mystery SnailConfirmed
Eurasian Water-MilfoilConfirmed
Purple LoosestrifeConfirmed

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

Mission Lake — Facts & Figures | Stay Northern