Mud Lake

Marathon County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)69
Maximum Depth (ft)17
Mean Depth (ft)8
Shoreline (miles)
Bottom Composition10% sand, 0% gravel, 0% rock, 90% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinSEEPAGE
Lake Classlake
Public Access
Township
GPS Coordinates44.91920° N, 89.29110° W
WBIC (DNR ID)193800

Fish Species

2 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassAbundant
PanfishAbundant

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
Purple LoosestrifeConfirmed

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