Public accessStocked 2025
Spitzer Lake
Otter Tail County
Walleye lake, Northern pike lake, Bass lake, Crappie lake, Sunfish lake
Block Lake
Public accessStocked 2025
Block Lake is a 290-acre lake in Otter Tail County, 23 feet at its deepest. The DNR last surveyed its fish in 2022. Recorded species include walleye, northern pike, largemouth bass and crappie.
Details
- DNR lake ID
- 56007900
- County
- Otter Tail
- Surface area
- 290 acres
- Maximum depth
- 23 feet
- Shallow water (littoral) area
- 132 acres, 46% of the lake
- Shoreline
- 3.4 miles
- Average water clarity
- 9.8 feet (Secchi disk, 1 readings)
- Latest DNR fish survey
- May 2022, targeted survey
- Surveys on record
- 6, since 1976
- Game fish caught in the 2022 survey
- black crappie 72, largemouth bass 47
- 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 (132,000)
- Stocked in 2024
- walleye fingerlings (2,480)
- Stocked in 2023
- walleye fry (132,000)
- Stocking years on record
- 10 of the last 10 (2016 to 2025)
- Block Lake Public Water Access Site
- trailer launch, concrete slab ramp, 1 dock, 2 trailer spaces, run by DNR Division of Parks and Trails
- Fish consumption
- Follow the statewide guidelines; fish from this lake have not been tested
- Size
- 100 to 499 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.