---
type: lake
name: "South Twin Lake"
county: "Mahnomen"
nearest_town: "Waubun"
lake_type: "lake"
acres: 1127
max_depth_ft: 29
latitude: 47.23252
longitude: -95.64474
lake_score: 67
dnr_lake_id: "44001400"
url: https://www.minnelakes.org/lakes/mahnomen-county/south-twin-lake
---

# South Twin Lake

Lake in Mahnomen County, Minnesota, near Waubun

- **Surface Area**: 1,127 acres
- **Max Depth**: 29 ft
- **Shoreline**: 5.1 miles
- **Water Clarity**: 9.4 ft
- **Lake Type**: lake
- **Public Access**: 1 public boat launch (concrete)
- **Lake Score**: 67/100 (composite of public data, not a visitor rating)

## About

South Twin Lake is a 1,127-acre lake near Waubun in Mahnomen County, Minnesota. It reaches 29 feet at its deepest point, and has roughly 5.1 miles of shoreline. It is the largest lake in Mahnomen County in the Minnesota DNR's LakeFinder records. DNR surveys put average water clarity at about 9.4 feet.

Minnesota DNR fisheries surveys list 15 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. The most recent fisheries survey on file dates to 2024.

There is one public boat launch (concrete surface) managed by the Minnesota DNR. OpenStreetMap shows a swim beach on or beside the lake. 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 17, based on 10 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**: 15
- **Stocked**: Yes
- **Last DNR survey**: 2024
- **Special regulations**: No
- **Ice fishing**: Yes

## Activities

Fishing, Ice Fishing, Boating, Paddling, Swimming

## Amenities

Boat Ramp, Swim Beach

## Fish Species

Walleye, Northern Pike, Largemouth Bass, Black Crappie, Bluegill, Pumpkinseed, Yellow Perch, Tullibee (Cisco), Rock Bass, Black Bullhead, Brown Bullhead, Green Sunfish, Hybrid Sunfish, White Sucker, Yellow Bullhead

## Invasive Species

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

## Ice-Out

- **Median ice-out**: April 17
- **Years of record**: 10
- **Earliest**: 2012-03-25
- **Latest**: 2013-05-12

## Nearby Lakes

- [North Twin Lake](https://www.minnelakes.org/lakes/mahnomen-county/north-twin-lake) - 1.6 miles, 966 acres
- [Snider Lake](https://www.minnelakes.org/lakes/mahnomen-county/snider-lake) - 2.6 miles, 634 acres
- [Bass Lake](https://www.minnelakes.org/lakes/mahnomen-county/bass-lake) - 2.7 miles, 735 acres
- [Sargent Lake](https://www.minnelakes.org/lakes/mahnomen-county/sargent-lake) - 3.1 miles, 138 acres
- [Little Elbow Lake](https://www.minnelakes.org/lakes/mahnomen-county/little-elbow-lake) - 3.8 miles, 168 acres
- [McCraney Lake](https://www.minnelakes.org/lakes/mahnomen-county/mccraney-lake) - 5.1 miles, 270 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=47.23252,-95.64474)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=44001400)
- [All lakes in Mahnomen County](https://www.minnelakes.org/lakes/mahnomen-county)

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