Loon Lake

Ashland County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)32
Maximum Depth (ft)23
Mean Depth (ft)9
Shoreline (miles)—
Bottom Composition90% sand, 0% gravel, 0% rock, 10% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinSEEPAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates46.35020° N, 90.64630° W
WBIC (DNR ID)2767300

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon—
Northern PikeCommon—
PanfishPresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Copper Falls State Park Canoe LaunchCARRY-IN—0YesNo

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
Chinese Mystery SnailConfirmed—
Purple LoosestrifeConfirmed—
Yellow IrisConfirmed—

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