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Gunlock Lake

By Lac du Flambeau. 264 acres, 26 feet at the deepest.

264acres
26 ftdeepest
12 ftaverage depth
1public boat landing

Ice on Gunlock Lake

No ice reports from Gunlock Lake in the last two weeks.

What folks saw out there, not the DNR. No ice is safe ice; check it yourself.

Send a report All ice reports

Fish

  • Plenty of: panfish
  • Common: musky and largemouth bass
  • Also there: smallmouth bass, northern pike and walleye

How the DNR lists them. It doesn't say how the fishing is.

Boat landings

Water and bottom

  • Bottom: 90% sand, 10% muck
  • Kind of lake: what the DNR calls a spring lake

Invasive species

The DNR has found Chinese mystery snail, curly-leaf pondweed and purple loosestrife 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.

The DNR's boat and bait rules

Depth map

Wisconsin DNR lake survey map of Gunlock Lake, with depth lines in feet

Wisconsin DNR lake survey map, mapped June 1970. 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 264 acres today. The DNR's original (PDF)

Lake facts from the Wisconsin DNR's page for Gunlock Lake, checked October 24, 2026.