Castle Rock Lake

Adams, Juneau County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)13,955
Maximum Depth (ft)35
Mean Depth (ft)
Shoreline (miles)
Bottom Composition
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classflowage
Public Access
Township
GPS Coordinates43.95560° N, 90.03790° W
WBIC (DNR ID)1345700

Fish Species

8 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
PanfishCommon
WalleyeCommon
CatfishPresent
Largemouth BassPresent
MuskyPresent
Northern PikePresent
Smallmouth BassPresent
SturgeonPresent

Boat Landings

11 landings

NameTypeRampTrailersFee
Boat Landing 1Public
Boat Landing 2Public
Boat Landing 3Public
Boat Landing 4Public
Boat Landing 5Public
Boat Landing 6Public
Boat Landing 7Public
Boat Landing 8Public
Boat Landing 9Public
Boat Landing 10Public
Boat Landing 11Public

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
Eurasian Water-MilfoilConfirmed
Zebra MusselConfirmed

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

Castle Rock Lake — Facts & Figures | Stay Northern