Lake John

Oconto County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)104
Maximum Depth (ft)23
Mean Depth (ft)
Shoreline (miles)
Bottom Composition10% sand, 3% gravel, 2% rock, 85% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classlake
Public Access
Township
GPS Coordinates45.33690° N, 88.49250° W
WBIC (DNR ID)470600

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon
Northern PikeCommon
PanfishPresent

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
Rusty CrayfishConfirmed

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

Lake John — Facts & Figures | Stay Northern