Round Lake
Otter Tail County, Minnesota, near Maine. DNR lake ID 56049000.
Round Lake is an 83-acre lake in Otter Tail County, Minnesota, near Maine. Its deepest point reaches 13 ft, and about 100% of the lake is shallower than 15 feet. Summer water clarity averages 4.6 feet in Minnesota Pollution Control Agency monitoring, which places it in the eutrophic nutrient class. It is not on the DNR infested waters list as of September 2026.
Buying or selling on Round 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 | 56049000 |
|---|---|
| County | Otter Tail County, near Maine |
| Surface area | 83 acres |
| Maximum depth | 13 ft |
| Share under 15 ft | 100% |
| Water clarity (summer) | 4.6 ft through 2023 |
| Phosphorus (summer) | 26.2 µg/L |
| Algae, chlorophyll-a (summer) | 15.1 µg/L |
| Nutrient class | Eutrophic |
| 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 2023: clarity 4.6 ft, phosphorus 26.2 µg/L, algae (chlorophyll-a) 15.1 µg/L. Using the Carlson trophic state index, Round Lake rates as eutrophic.
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 Long Lake 0.7 mi, Otter Tail County
- Fladmark Lake 1.3 mi, Otter Tail County
- Beers Lake 2.0 mi, Otter Tail County
- Bass Lake 2.4 mi, Otter Tail County
- Moore Lake 2.4 mi, Otter Tail County
- Grass Lake 2.6 mi, Otter Tail County
- West Silent Lake 2.7 mi, Otter Tail County
- Eddy Lake 2.8 mi, Otter Tail County
Questions about Round Lake
How deep is Round Lake?
Round Lake reaches a maximum depth of 13 ft according to Minnesota DNR records. About 100% of the lake is shallower than 15 feet.
How big is Round Lake?
Round Lake covers about 83 acres in Otter Tail County, Minnesota.
How clear is Round Lake?
Summer water clarity on Round Lake averages 4.6 feet (Secchi depth) in MPCA monitoring through 2023. Its trophic state is eutrophic.
Does Round Lake have zebra mussels or other invasive species?
Round 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 Round Lake?
Homes on Round 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 Round Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Round Lake?
Small, quiet water suited to paddling and fishing, about 100% shallow shoreline under 15 feet, and summer clarity around 4.6 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Round Lake?
No lake-specific regulation was found for Round Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Round Lake
Whether you’re buying, selling, or just curious, our team works Otter Tail County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest not on record), 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.