Mill Lake

Details

DNR lake ID

21018000

County

Douglas

Surface area

451 acres

Maximum depth

40 feet

Mean depth

20 feet

Shallow water (littoral) area

196 acres, 44% of the lake

Shoreline

5.4 miles

Average water clarity

13.6 feet (Secchi disk, 4 readings)

Nearest town (DNR)

Alexandria

Latest DNR fish survey

June 2024, standard survey

Surveys on record

13, since 1977

Game fish caught in the 2024 survey

bluegill 790, northern pike 183, largemouth bass 89, pumpkinseed 75, black crappie 57, walleye 25, hybrid sunfish 9, yellow perch 2

Fish species recorded

black crappie, bluegill, green sunfish, hybrid sunfish, largemouth bass, muskellunge, northern pike, pumpkinseed, rock bass, sunfish, walleye, yellow perch, and 18 other species

Stocked in 2024

walleye yearlings (5,880)

Stocked in 2022

walleye fingerlings (6,860)

Stocked in 2021

walleye adults (192)

Stocking years on record

6 of the last 10 (2016 to 2024)

Mill Lake Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 12 trailer spaces, run by DNR Division of Parks and Trails

Infested waters list

zebra mussel

Special regulation

Sunfish: Daily limit 10.

Eating advice, general populations

bullhead: all sizes - 2 servings/week

Size

100 to 499 acres

Deepest point

30 to 59 feet

Public access

Yes

Stocked in the last 3 years

Yes

Lake-specific eating advice

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota DNR Public Water Access Sites
  Checked September 24, 2026
• Minnesota Department of Health fish consumption guidelines
  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.