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Natural lake

Clear Lake

Cerro Gordo County, Iowa

A popular northern Iowa lake near Mason City, known for walleye, yellow bass and muskie.

N1 mi
Air temp in Ventura, IA Loading current temperature…
Map data © OpenStreetMap contributors.
Surface area3,684 acres
Max depth30 ft
Shoreline27 mi
Boat motorsCheck local rules

Species

Fishery rating out of 5.

Walleye●●●●○

Points, flats and reefs at low light. Jigs and live bait early, crankbaits and crawler harnesses in summer.

Muskellunge●●●○○

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

Crappie●●●○○

Brush piles, docks and standing timber. Minnows or small jigs.

Channel Catfish●●●○○

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

Boat launches

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

  • More public accessPublic
    See the Iowa DNR 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
Walleye
Only one over 22 in
17-22 in slot released3 / day
Muskellunge
Muskie/tiger muskie combined
40 in1 / day
Crappie
Black and white combined
See Iowa rules book ↗25 / day
Channel Catfish
Combined with blue/flathead
See Iowa rules book ↗8 / day
Largemouth Bass15 in3 / day

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

Closest shops to the lake and its boat launches. Call ahead for live bait and hours.

Search more bait shops near Clear Lake ↗

Local tips

  • Yellow bass are abundant and fun on light tackle.
  • Clear Lake State Park has a launch and campground.
  • Ice fishing is popular for yellow bass and walleye.

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.

More Iowa lakes

Saylorville Lake Big Spirit Lake Coralville Lake West Okoboji Lake Storm Lake Lake Odessa East Okoboji Lake Lost Island Lake All Iowa lakes →

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