Lake Aaron

Details

DNR lake ID

21024200

County

Douglas

Surface area

610 acres

Maximum depth

16 feet

Mean depth

9 feet

Shallow water (littoral) area

467 acres, 77% of the lake

Shoreline

4.9 miles

Average water clarity

7.6 feet (Secchi disk, 4 readings)

Latest DNR fish survey

May 2024, targeted survey

Surveys on record

13, since 1960

Game fish caught in the 2024 survey

bluegill 724, pumpkinseed 49, black crappie 29, hybrid sunfish 5

Fish species recorded

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

Stocked in 2025

walleye adults (424); walleye yearlings (2,280); walleye yearlings (41); walleye fingerlings (34)

Stocked in 2024

walleye yearlings (1,500); walleye fingerlings (3,000)

Stocked in 2023

walleye fingerlings (9,576); walleye yearlings (2,375); walleye fingerlings (2,116)

Stocking years on record

9 of the last 10 (2016 to 2025)

Aaron Lake Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 4 trailer spaces, toilet, run by DNR Division of Parks and Trails

Infested waters list

zebra mussel

Eating advice, general populations

crappie: all sizes - 2 servings/week

Size

500 to 1,999 acres

Deepest point

15 to 29 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.