Alder Lake

Vilas County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)264
Maximum Depth (ft)30
Mean Depth (ft)
Shoreline (miles)
Bottom Composition85% sand, 5% gravel, 5% rock, 5% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classlake
Public Access
Township
GPS Coordinates46.08810° N, 89.81960° W
WBIC (DNR ID)2329600

Fish Species

6 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
WalleyeAbundant
MuskyCommon
PanfishCommon
Largemouth BassPresent
Northern PikePresent
Smallmouth BassPresent

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
Curly-Leaf PondweedConfirmed
Rusty CrayfishConfirmed

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

Alder Lake — Facts & Figures | Stay Northern