Natural lake

Big Round Lake

Polk, Wisconsin

Big Round Lake is a 1,014-acre Polk County lake with a maximum depth of about 17 feet (average 10) and low water clarity. Lake-Link lists largemouth bass, muskie, northern pike, panfish and walleye.

Air temp in Luck, WI Loading current temperature…

Map data © OpenStreetMap contributors.

Current air temperature at Big Round Lake (National Weather Service) ↗

Surface area1,014 acres

Max depth17 ft

Shoreline—

Boat motorsCheck local ordinances

Species

Fishery rating out of 5.

Largemouth Bass●●●○○

Listed by Lake-Link

Northern Pike●●●○○

Listed by Lake-Link

Walleye●●●○○

Listed by Lake-Link

Muskellunge●●●○○

Listed by Lake-Link

Bluegill●●●○○

Panfish listed

Crappie●●●○○

Panfish listed

Boat launches

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

Public boat landingPublic
Lake-Link lists 1 public boat launchDirections ↗
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.

Species	Min size	Daily limit
Walleye May 2, 2026-Mar 7, 2027	18 in	3 / day
Largemouth/Smallmouth Bass May 2, 2026-Mar 7, 2027	14 in	5 / 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 in	1 / day
Panfish Open all year	See Wisconsin rules book ↗	10 / day
Catfish Open all year	See Wisconsin rules book ↗	10 / day
Lake Sturgeon No fishing allowed	Closed	0

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.

B & K Sports & LiquorNearby
422 West Main Street, Milltown, WI(715) 825-3326 Directions ↗
Gens Bait & Sports ShopNearby
859 State Road 46, Amery, WI(715) 268-6231 Directions ↗
Lakes Services UnlimitedNearby
1043 185th Avenue, Balsam Lake, WI(715) 857-5753 Directions ↗

Search more bait shops near Big Round Lake ↗

Local tips

Shallow, low-clarity water: bright or noisy lures help
Sand bottom dominates; look for weed edges
Check WDNR regulations before keeping fish

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.

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