---
type: lake
name: "South Oscar Lake"
county: "Douglas"
lake_type: "lake"
acres: 997
max_depth_ft: 25
latitude: 45.82719
longitude: -95.60669
lake_score: 54
dnr_lake_id: "21025702"
url: https://www.minnelakes.org/lakes/douglas-county/south-oscar-lake
---

# South Oscar Lake

Lake in Douglas County, Minnesota

- **Surface Area**: 997 acres
- **Max Depth**: 25 ft
- **Average Depth**: 13 ft
- **Shoreline**: 11.4 miles
- **Water Clarity**: 6.5 ft
- **Lake Type**: lake
- **Public Access**: 1 public boat launch (concrete)
- **Lake Score**: 54/100 (composite of public data, not a visitor rating)

## About

South Oscar Lake is a 997-acre lake in Douglas County, Minnesota. It reaches 25 feet at its deepest point, with an average depth of about 13 feet, and has roughly 11.4 miles of shoreline. DNR surveys put average water clarity at about 6.5 feet.

Minnesota DNR fisheries surveys list 13 fish species here, including walleye, northern pike, muskellunge, largemouth bass, black crappie, and bluegill. The DNR has stocking records for the lake, so check the stocking report for the most recent species and year classes. 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 Eurasian watermilfoil and zebra mussel — clean, drain and dry your boat and gear before leaving.

## 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**: No
- **Ice fishing**: Yes

## Activities

Fishing, Ice Fishing, Boating, Paddling

## Amenities

Boat Ramp

## Fish Species

Walleye, Northern Pike, Muskellunge, Largemouth Bass, Black Crappie, Bluegill, Pumpkinseed, Yellow Perch, Brown Bullhead, Green Sunfish, Hybrid Sunfish, White Sucker, Yellow Bullhead

## Invasive Species

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

## Nearby Lakes

- [Freeborn Lake](https://www.minnelakes.org/lakes/douglas-county/freeborn-lake) - 2.3 miles, 248 acres
- [Blackwell Lake](https://www.minnelakes.org/lakes/douglas-county/blackwell-lake) - 2.4 miles, 307 acres
- [Grants Lake](https://www.minnelakes.org/lakes/douglas-county/grants-lake) - 3 miles, 177 acres
- [Crooked Lake](https://www.minnelakes.org/lakes/douglas-county/crooked-lake) - 3.2 miles, 284 acres
- [Rachel Lake](https://www.minnelakes.org/lakes/douglas-county/rachel-lake) - 3.2 miles, 448 acres
- [Round Lake](https://www.minnelakes.org/lakes/douglas-county/round-lake) - 3.7 miles, 81 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=45.82719,-95.60669)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=21025702)
- [All lakes in Douglas County](https://www.minnelakes.org/lakes/douglas-county)

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