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Clear natural lake

Butternut Lake (Forest County)

Forest, Wisconsin

Butternut Lake is a 1,246-acre, very clear lake in Forest County with a maximum depth of 42 feet. WDNR lists smallmouth bass and walleye as abundant, panfish as common and northern pike as present.

N1 mi
Air temp in Three Lakes, WI Loading current temperature…
Map data © OpenStreetMap contributors.
Surface area1,246 acres
Max depth42 ft
Shoreline—
Boat motorsCheck local ordinances

Species

Fishery rating out of 5.

Smallmouth Bass●●●●●

Abundant per WDNR; praised as a trophy fishery

Walleye●●●●○

Abundant per WDNR

Bluegill●●●○○

Panfish common

Yellow Perch●●●○○

Panfish common

Northern Pike●●○○○

Present

Boat launches

2 launch sites. Fees and hours change, so confirm before you go.

  • Public boat landingPublic
    WDNR lists 2 public boat landingsDirections ↗
  • More public accessPublic
    See the WDNR lake page for all landingsDirections ↗

Size & creel limits

Special rules for this lake, confirmed from official state regulations. Minimum size and daily limit.

SpeciesMin sizeDaily limit
Walleye
May 2, 2026-Mar 7, 2027
15 in (no 20-24 in; 1 over 24 in)3 / day
Largemouth Bass
May 2-June 19, 2026
None (14-18 in may not be kept)5 / day (only 1 over 18 in)
Largemouth/Smallmouth Bass
June 20, 2026-Mar 7, 2027
None (14-18 in may not be kept)5 / day (only 1 over 18 in)
Smallmouth Bass
May 2-June 19, 2026; catch and release only
See Wisconsin rules book ↗0 / day
Northern Pike
May 2, 2026-Mar 7, 2027
See Wisconsin rules book ↗5 / day
Muskellunge
May 2-Dec 31, 2026; open water only
40 in1 / day
Panfish
Open all year
See Wisconsin rules book ↗25 / day
Catfish
Open all year
See Wisconsin rules book ↗10 / day
Lake Sturgeon
Closed; no fishing allowed
See Wisconsin rules book ↗0 / day

Other species in this lake: look up the limits at Wisconsin DNR ↗

Verified October 2026. Rules change, so confirm current limits with the Wisconsin DNR before you fish.

Bait & tackle nearby

Closest shops to the lake and its boat launches. Call ahead for live bait and hours.

Search more bait shops near Butternut Lake (Forest County) ↗

Local tips

  • Gravel and sand bottoms hold smallmouth: fish rock and gravel points
  • Very clear water favors finesse presentations
  • Clean boat: spiny waterflea and other invasives are present

View on interactive map

Zoom and pan on a street, satellite or terrain map. Red pins are boat launches.

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Always wear a life jacket and check your state's current regulations before you fish.