Mule Lake

Details

DNR lake ID

11020000

County

Cass

Surface area

525 acres

Maximum depth

47 feet

Shallow water (littoral) area

182 acres, 35% of the lake

Shoreline

7.3 miles

Average water clarity

18.4 feet (Secchi disk, 3 readings)

Latest DNR fish survey

June 2023, standard survey

Surveys on record

12, since 1979

Game fish caught in the 2023 survey

bluegill 247, northern pike 246, largemouth bass 179, yellow perch 62, rock bass 58, black crappie 47, smallmouth bass 29, walleye 23

Fish species recorded

black crappie, bluegill, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, smallmouth bass, walleye, yellow perch, and 12 other species

Stocked in 2024

walleye yearlings (784); walleye fry (464,580)

Stocked in 2023

walleye fry (600,750)

Stocked in 2022

walleye adults (190)

Stocking years on record

7 of the last 10 (2016 to 2024)

Mule Lake Public Water Access Site

carry-in, 4 trailer spaces, run by DNR Division of Parks and Trails

Mule Lake (W) Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 11 trailer spaces, toilet, run by DNR Division of Parks and Trails

Special regulation

Walleye: Possession limit three.

Fish consumption

Follow the statewide guidelines; fish from this lake have been tested

Size

500 to 1,999 acres

Deepest point

30 to 59 feet

Public access

Yes

Stocked in the last 3 years

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota DNR Public Water Access Sites
  Checked September 24, 2026

Survey catches show what DNR nets and electrofishing found on the survey date, not how the fishing is today. Check the current regulations and the Department of Health advice before you keep fish, and confirm access conditions before you tow a boat.