Diamond Lake

Details

DNR lake ID

01017100

County

Aitkin

Surface area

82 acres

Maximum depth

26 feet

Mean depth

11 feet

Shallow water (littoral) area

53 acres, 65% of the lake

Shoreline

2.1 miles

Average water clarity

6.5 feet (Secchi disk, 2 readings)

Latest DNR fish survey

June 2023, standard survey

Surveys on record

6, since 1983

Game fish caught in the 2023 survey

bluegill 156, black crappie 40, northern pike 34, yellow perch 23, pumpkinseed 13, rock bass 3, walleye 2, hybrid sunfish 2

Fish species recorded

black crappie, bluegill, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, walleye, yellow perch, and 13 other species

Fish consumption

Follow the statewide guidelines; fish from this lake have not been tested

Size

Under 100 acres

Deepest point

15 to 29 feet

Sources

• Minnesota DNR LakeFinder
  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.