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Natural lake

Upper St. Croix Lake

Douglas, Wisconsin

Upper St. Croix Lake is an 828-acre lake in Douglas County near Solon Springs with a maximum depth of 22 feet and an average near 13 feet. WDNR lists northern pike as abundant and panfish, largemouth bass and walleye as common, with musky and smallmouth bass present.

N2 mi
Air temp in Solon Springs, WI Loading current temperature…
Map data © OpenStreetMap contributors.
Surface area828 acres
Max depth22 ft
Shoreline—
Boat motorsCheck local ordinances

Species

Fishery rating out of 5.

Northern Pike●●●●○

Listed as abundant by WDNR

Walleye●●●○○

Listed as common by WDNR

Largemouth Bass●●●○○

Listed as common by WDNR

Bluegill●●●○○

Panfish listed as common

Crappie●●●○○

Panfish listed as common

Yellow Perch●●●○○

Panfish listed as common

Muskellunge●●○○○

Listed as present by WDNR

Smallmouth Bass●●○○○

Listed as present by WDNR

Boat launches

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

  • Upper St. Croix Lake public boat landingsPublic
    WDNR and Lake-Link list 4 public 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
20-24 in protected; only 1 over 24 in; Open May 2, 2026 to Mar 7, 2027
15 in3 / day
Largemouth Bass
May 2 to Jun 19, 2026
See Wisconsin rules book ↗5 / day
Largemouth/Smallmouth Bass
Jun 20, 2026 to Mar 7, 2027; combined bag, only 1 smallmouth and it must be over 18 in
See Wisconsin rules book ↗5 / day
Smallmouth Bass
Jun 20, 2026 to Mar 7, 2027; catch and release only May 2 to Jun 19, 2026
18 in1 / day
Northern Pike
Open May 2, 2026 to Mar 7, 2027
See Wisconsin rules book ↗5 / day
Muskellunge
May 2 to 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
Jun 6, 2026 to Mar 7, 2027; catch and release only
See Wisconsin rules book ↗0 / day
Trout
See specific trout regulations
VariesVaries

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.

  • Jim's Bait & Convenience StoreNearby
    2995 Lake Rd, Solon Springs, WIDirections ↗
Search more bait shops near Upper St. Croix Lake ↗

Local tips

  • Sand, gravel and rock bottom; fish weed edges and transitions
  • Northern pike are plentiful; use leaders
  • Combined bass limit allows only one smallmouth over 18 in after June 19; confirm current rules

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.