---
type: lake
name: "Red Rock Lake"
county: "Douglas"
nearest_town: "Hoffman"
lake_type: "lake"
acres: 904
max_depth_ft: 22
latitude: 45.8573
longitude: -95.7132
lake_score: 58
dnr_lake_id: "21029100"
url: https://www.minnelakes.org/lakes/douglas-county/red-rock-lake
---

# Red Rock Lake

Lake in Douglas County, Minnesota, near Hoffman

- **Surface Area**: 904 acres
- **Max Depth**: 22 ft
- **Average Depth**: 9 ft
- **Shoreline**: 11.7 miles
- **Water Clarity**: 9.9 ft
- **Lake Type**: lake
- **Public Access**: 1 public boat launch (concrete)
- **Lake Score**: 58/100 (composite of public data, not a visitor rating)

## About

Red Rock Lake is a 904-acre lake near Hoffman in Douglas County, Minnesota. It reaches 22 feet at its deepest point, with an average depth of about 9 feet, and has roughly 11.7 miles of shoreline. DNR surveys put average water clarity at about 9.9 feet.

Minnesota DNR fisheries surveys list 13 fish species here, including walleye, northern pike, largemouth bass, black crappie, bluegill, and pumpkinseed. The DNR has stocking records for the lake, so check the stocking report for the most recent species and year classes. Special fishing regulations apply to sunfish, and they override the statewide limits. The most recent fisheries survey on file dates to 2025.

There is one public boat launch (concrete surface) managed by the Minnesota DNR. The lake is listed as infested with zebra mussel — clean, drain and dry your boat and gear before leaving. Ice typically goes out around April 7, based on 18 years of DNR ice-out records.

## Access

- **Public access**: 1 public boat launch (concrete)
- **Managed by**: Minnesota DNR
- **Launch fee**: Free at DNR public water accesses

## Fishing

- **Species on DNR survey**: 13
- **Stocked**: Yes
- **Last DNR survey**: 2025
- **Special regulations**: Yes
- **Ice fishing**: Yes

### Special Regulations

- **Sunfish**: Daily limit 10.

## Activities

Fishing, Ice Fishing, Boating, Paddling

## Amenities

Boat Ramp

## Fish Species

Walleye, Northern Pike, Largemouth Bass, Black Crappie, Bluegill, Pumpkinseed, Yellow Perch, Black Bullhead, Brown Bullhead, Common Carp, Green Sunfish, Hybrid Sunfish, Yellow Bullhead

## Invasive Species

zebra mussel. Clean, drain and dry boats and gear before leaving.

## Ice-Out

- **Median ice-out**: April 7
- **Years of record**: 18
- **Earliest**: 2024-03-13
- **Latest**: 2008-04-24

## Nearby Lakes

- [Lower Elk Lake](https://www.minnelakes.org/lakes/grant-county/lower-elk-lake) - 3.4 miles, 131 acres
- [Elk Lake](https://www.minnelakes.org/lakes/grant-county/elk-lake) - 4.4 miles, 207 acres
- [South Oscar Lake](https://www.minnelakes.org/lakes/douglas-county/south-oscar-lake) - 5.5 miles, 997 acres
- [Thompson Lake](https://www.minnelakes.org/lakes/grant-county/thompson-lake) - 5.8 miles, 154 acres
- [Freeborn Lake](https://www.minnelakes.org/lakes/douglas-county/freeborn-lake) - 6.4 miles, 248 acres
- [Long Lake](https://www.minnelakes.org/lakes/douglas-county/long-lake) - 7 miles, 202 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=45.8573,-95.7132)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=21029100)
- [All lakes in Douglas County](https://www.minnelakes.org/lakes/douglas-county)

---
*Source: [MinneLakes.org](https://www.minnelakes.org/lakes/douglas-county/red-rock-lake)*