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Iowa lake

Big Creek Lake

Polk County, Iowa

Big Creek Lake in Polk County covers 814 acres with a maximum depth of 51 feet per Iowa DNR. It is managed for wipers, crappie, walleye, bass, channel catfish and muskellunge.

N2 mi
Air temp Loading current temperature…
Map data © OpenStreetMap contributors.
Surface area814 acres
Max depth51 ft
Shoreline—
Boat motorsCheck local rules

Species

Fishery rating out of 5.

Wiper●●●○○

Fair; jig shad-imitating plastics (Iowa DNR)

Largemouth Bass●●○○○

8-19.5 in.

Smallmouth Bass●●○○○

Fair, mostly lower half

Walleye●●●○○

Good, April-June

Channel Catfish●●○○○

Very abundant

Muskellunge●●○○○

Fair, 24-38 in.

Bluegill●●○○○

to about 8.5 in.

Yellow Perch●○○○○

regulated species listed

White Bass●○○○○

regulated species listed

Boat launches

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

  • Hard surface boat rampPublic
    Listed by Iowa DNR with boat access, rentals and a fishing jetty; No Size Limit at 5 mphDirections ↗
  • More public accessPublic
    See the state agency or lake website for all ramps and feesDirections ↗

Size & creel limits

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

SpeciesMin sizeDaily limit
Largemouth Bass18 in min3 (black bass combined)
Smallmouth Bass15 in min3 (black bass combined)
Walleye15 in min; 1 over 20 in3
Muskellunge40 in min1
CrappieSee Iowa rules book ↗25 combined
BluegillSee Iowa rules book ↗25
Channel/Blue/Flathead CatfishSee Iowa rules book ↗8 combined
Yellow PerchSee Iowa rules book ↗25

Other species in this lake: look up the limits at Iowa Department of Natural Resources ↗

Verified October 2026. Rules change, so confirm current limits with the Iowa Department of Natural Resources before you fish.

Bait & tackle nearby

No shops listed yet for this lake. Use the search link below.

Search more bait shops near Big Creek Lake ↗

Local tips

  • Wipers: jig shad-imitating plastics and watch for surface-feeding schools.
  • Walleye fishing is best April through June before the gizzard shad hatch.
  • Rock jetties give good shore access early or late in the day.

View on interactive map

Zoom and pan on a street, satellite or terrain map. Red pins are boat launches.

More Iowa lakes

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