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Natural lake (Winnebago System)

Lake Winnebago

Fond du Lac, Winnebago & Calumet Counties, Wisconsin

Wisconsin's largest inland lake at about 30 miles long, with 20 public boat landings. It's shallow and fertile, with a huge walleye and panfish fishery, and it's famous for its winter lake sturgeon spearing season.

12N10 mi
Air temp in Oshkosh, WI Loading current temperature…
Red pins match the numbered boat launches below. Map data © OpenStreetMap contributors.
Surface area131,939 acres
Max depth21 ft
Shoreline—
Boat motorsCheck local ordinances

Species

Fishery rating out of 5.

Walleye●●●●●

Abundant. Rock reefs and mud flats. Troll crawler harnesses and crankbaits in summer.

Panfish●●●●●

Abundant. Perch, white bass and crappie. Reefs and harbors.

Catfish●●●●○

Cut bait and nightcrawlers on flats and river mouths in the evening.

Smallmouth Bass●●●○○

Rock reefs along the east shore.

Largemouth Bass●●●○○

Weeds, docks and wood in the shallows.

Lake Sturgeon●●●●○

Abundant. Hook-and-line harvest is closed. The spearing season runs in February (licensed).

Musky●●○○○

Big baits along weed edges, rock bars and channel breaks, best in fall.

Northern Pike●●○○○

Weed edges and bays. Spoons, spinnerbaits and tip-ups through the ice.

When they bite

Month-by-month activity for each target species.

JFMAMJJASOND
Walleye
Panfish
Catfish
Smallmouth Bass
SlowFairGoodHot

Boat launches

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

  • 1Stockbridge Harbor Boat LaunchPublic
    East shore, StockbridgeDirections ↗
  • 2Black Wolf Boat LandingPublic
    West shore, south of OshkoshDirections ↗
  • 20 public landings in totalPublic
    See the WDNR lake page for all locationsDirections ↗

Size & creel limits

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

SpeciesMin sizeDaily limit
Walleye
Walleye, sauger and hybrids combined; only one may be a sauger or hybrid; open all year
See Wisconsin rules book ↗3 / day
Largemouth/Smallmouth Bass
Open all year
14 in5 / day
Northern Pike
May 2, 2026 - Mar 7, 2027
26 in2 / day
Muskellunge
May 2 - Dec 31, 2026; open water only
50 in1 / day
Panfish
Open all year
See Wisconsin rules book ↗25 / day
Channel Catfish
24 if a flathead is included; open all year
See Wisconsin rules book ↗25 / day
Flathead Catfish
May 2 - Sept 30, 2026; flathead 36 in to 42 in may not be kept
30 in1 / 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 Lake Winnebago ↗

Local tips

Angler reports

Water temp, what's biting, and anything else other anglers should know about Lake Winnebago.

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View on interactive map

Zoom and pan on a street, satellite or terrain map. Red pins are boat launches; blue pins are bait shops nearby.