Butternut Lake
By Three Lakes. 1,246 acres, 42 feet at the deepest.
Ice on Butternut Lake
No ice reports from Butternut Lake in the last two weeks.
What folks saw out there, not the DNR. No ice is safe ice; check it yourself.
Fish
- Plenty of: smallmouth bass and walleye
- Common: panfish
- Also there: northern pike
How the DNR lists them. It doesn't say how the fishing is.
Boat landings
- Far South, near 4 Duck LakeMap · DNR details
- Northeast Access near National Forest Rd 2140Map · DNR details
Water and bottom
- Water: very clear
- Bottom: 40% sand, 40% gravel, 10% rock, 10% muck
- Kind of lake: what the DNR calls a spring lake
Invasive species
The DNR has found banded mystery snail, Chinese mystery snail, rusty crayfish and spiny waterflea here.
State law: before you leave the landing, pull off any plants and critters, drain all the water out of your boat, motor, livewell and buckets, and never move live fish away from the lake.
Depth map
Wisconsin DNR lake survey map. Mind the north arrow; some of these old maps are turned sideways. It's old and not for navigation; shorelines and depths change. The DNR lists the lake at 1,246 acres today. The DNR's original (PDF)
Lake facts from the Wisconsin DNR's page for Butternut Lake, checked October 19, 2026.