South Twin Lake
Becker County, Minnesota, near Detroit Lakes. DNR lake ID 03018200.
South Twin Lake is a 150.2-acre lake in Becker County, Minnesota, near Detroit Lakes. Its deepest point reaches 37 ft, and about 51% of the lake is shallower than 15 feet. Summer water clarity averages 13.3 feet in Minnesota Pollution Control Agency monitoring. It is not on the DNR infested waters list as of September 2026.
Buying or selling on South Twin Lake? Ask us what lakeshore here actually sells for, which stretches of shoreline buyers compete for, and what’s coming up before it’s listed.
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Quick facts
| DNR lake ID | 03018200 |
|---|---|
| County | Becker County, near Detroit Lakes |
| Surface area | 150.2 acres |
| Maximum depth | 37 ft |
| Share under 15 ft | 51% |
| Water clarity (summer) | 13.3 ft through 2025 (satellite estimate) |
| Invasive species | Not on DNR infested waters list (Sept 2026) |
| Public water accesses | 0 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2025: clarity 13.3 ft.
Fishing on South Twin Lake
The most recent DNR standard fish survey was in 2004 (22 years ago). Catch per net is compared with the DNR’s typical range for lakes of the same type.
| Species | Net | Catch per net | Typical range |
|---|---|---|---|
| Walleye | gill | 0.33 | 0.5 to 3.3 |
| Northern pike | gill | 7.17 | 2.8 to 8.7 |
| Northern pike | trap | 0.44 | n/a |
| Yellow perch | trap | 0.22 | 0.5 to 3.8 |
| Black crappie | gill | 1.33 | 0.5 to 2.9 |
| Black crappie | trap | 1.0 | 0.5 to 3.3 |
| Bluegill | gill | 14.5 | n/a |
| Bluegill | trap | 11.67 | 5.7 to 40.5 |
| Largemouth bass | gill | 1.67 | 0.3 to 1.5 |
| Largemouth bass | trap | 1.44 | 0.3 to 1.6 |
| Pumpkinseed | gill | 0.5 | n/a |
| Pumpkinseed | trap | 1.44 | 1.3 to 6.3 |
| Hybrid sunfish | gill | 0.83 | n/a |
| Hybrid sunfish | trap | 1.78 | n/a |
Walleye catch was below the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Largemouth bass 17.0 in (2004), Northern pike 34.0 in (2004), Walleye 27.0 in (2004).
Fishing regulations
No lake-specific regulation found in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Regulations change. Confirm with the DNR before fishing.
Invasive species
Not on the Minnesota DNR infested waters list as of September 2026. That means no confirmed listing, not a guarantee the lake is free of invasive species.
Public boat access
No public water access on DNR record.
Nearby lakes
- North Twin Lake 1.0 mi, Becker County
- Little Toad Lake 1.5 mi, Becker County
- Sieverson Lake 2.0 mi, Becker County
- Toad Lake 2.8 mi, Becker County
- Height of Land Lake 3.6 mi, Becker County
- Rice Lake 5.0 mi, Becker County
- Island Lake 5.2 mi, Becker County
- Hanson Lake 5.5 mi, Becker County
Questions about South Twin Lake
How deep is South Twin Lake?
South Twin Lake reaches a maximum depth of 37 ft according to Minnesota DNR records. About 51% of the lake is shallower than 15 feet.
How big is South Twin Lake?
South Twin Lake covers about 150.2 acres in Becker County, Minnesota.
How clear is South Twin Lake?
Summer water clarity on South Twin Lake averages 13.3 feet (Secchi depth) in MPCA monitoring through 2025.
Does South Twin Lake have zebra mussels or other invasive species?
South Twin Lake is not on the Minnesota DNR infested waters list as of September 2026. That means there is no confirmed listing; it is not a guarantee the lake is free of invasive species.
Are there lake homes for sale on South Twin Lake?
Homes on South Twin Lake come up for sale throughout the year, and some sell before they’re ever publicly advertised. Tell us what you’re looking for and our agents will run a custom search and send you matching homes on South Twin Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on South Twin Lake?
Small, quiet water suited to paddling and fishing, about 51% shallow shoreline under 15 feet, and summer clarity around 13.3 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on South Twin Lake?
No lake-specific regulation was found for South Twin Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about South Twin Lake
Whether you’re buying, selling, or just curious, our team works Becker County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest 2004), DNR infested waters list (Sept 2026), Minnesota Rules 6264.0400 (April 2026), MPCA monitoring via the Water Quality Portal, DNR water access records (2023), LAGOS-US. Lakewide information from public data; it does not describe any specific property. Verify shoreline, bottom type, and depth at any frontage.