Knife Lake

Details

DNR lake ID

33002800

County

Kanabec

Surface area

1,259 acres

Maximum depth

15 feet

Mean depth

9 feet

Shallow water (littoral) area

1,259 acres, 100% of the lake

Shoreline

18.2 miles

Average water clarity

2.4 feet (Secchi disk, 5 readings)

Latest DNR fish survey

October 2025, targeted survey

Surveys on record

22, since 1979

Game fish caught in the 2025 survey

walleye 248

Fish species recorded

black crappie, bluegill, channel catfish, green sunfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, smallmouth bass, sunfish, walleye, white crappie, yellow perch, and 23 other species

Stocked in 2025

walleye fry (315,000)

Stocked in 2024

walleye fry (315,000)

Stocked in 2023

walleye fry (315,000)

Knife Lake (S) Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 10 trailer spaces, toilet, run by DNR Division of Parks and Trails

Knife Lake (NE) Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 25 trailer spaces, toilet, run by MNDOT

Infested waters list

Eurasian watermilfoil, faucet snail

Special regulation

Northern Pike: All from 24-36" must be immediately released. Possession limit three, only one over 36".

Special regulation

Walleye: All from 18-24" must be immediately released.

Fish consumption

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

Size

500 to 1,999 acres

Deepest point

15 to 29 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.