Lake Washington

Details

DNR lake ID

40011700

County

Le Sueur

Surface area

1,516 acres

Maximum depth

51 feet

Shallow water (littoral) area

783 acres, 52% of the lake

Shoreline

12.1 miles

Average water clarity

2.4 feet (Secchi disk, 5 readings)

Latest DNR fish survey

September 2025, targeted survey

Surveys on record

19, since 1981

Game fish caught in the 2025 survey

walleye 8

Fish species recorded

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

Stocked in 2025

walleye fry (391,500)

Stocked in 2023

walleye fry (391,500)

Stocked in 2021

walleye fry (391,500)

Stocking years on record

6 of the last 10 (2016 to 2025)

Washington Lake (N) Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 42 trailer spaces, toilet, run by DNR Division of Parks and Trails

Washington Lake (W) Public Water Access Site

trailer launch, concrete slab ramp, 2 docks, 38 trailer spaces, toilet, run by DNR Division of Parks and Trails

Special regulation

Sunfish: Daily limit 10.

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.