Lake Thirteen

Details

DNR lake ID

11048800

County

Cass

Surface area

555 acres

Maximum depth

50 feet

Shallow water (littoral) area

329 acres, 59% of the lake

Shoreline

3.9 miles

Average water clarity

11.8 feet (Secchi disk, 2 readings)

Latest DNR fish survey

June 2025, standard survey

Surveys on record

8, since 1979

Game fish caught in the 2025 survey

bluegill 138, northern pike 127, largemouth bass 36, walleye 31, pumpkinseed 22, yellow perch 9, hybrid sunfish 3

Fish species recorded

black crappie, bluegill, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, walleye, yellow perch, and 4 other species

Stocked in 2025

walleye fry (168,990)

Stocked in 2024

walleye fry (169,650)

Stocked in 2023

walleye fry (164,700)

Stocking years on record

9 of the last 10 (2016 to 2025)

Thirteen Lake Public Water Access Site

trailer launch, concrete slab ramp, 6 trailer spaces, run by U.S. Forest Service

Special regulation

Largemouth and Smallmouth Bass: All from 14-20" must be immediately released. One over 20" allowed in possession.

Special regulation

Sunfish: Daily limit five.

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.