Round Lake
Otter Tail County, Minnesota, near Dent. DNR lake ID 56052200.
Round Lake is a 172.5-acre lake in Otter Tail County, Minnesota, near Dent. Its deepest point reaches 18 ft, and about 44% of the lake is shallower than 15 feet. Summer water clarity averages 5.3 feet in Minnesota Pollution Control Agency monitoring, which places it in the eutrophic nutrient class. The DNR lists it for zebra mussel. DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch.
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Quick facts
| DNR lake ID | 56052200 |
|---|---|
| County | Otter Tail County, near Dent |
| Surface area | 172.5 acres |
| Maximum depth | 18 ft |
| Share under 15 ft | 44% |
| Water clarity (summer) | 5.3 ft through 2018 |
| Phosphorus (summer) | 36.9 µg/L |
| Algae, chlorophyll-a (summer) | 17.3 µg/L |
| Nutrient class | Eutrophic |
| Invasive species | zebra mussel |
| Public water accesses | 1 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2018: clarity 5.3 ft, phosphorus 36.9 µg/L, algae (chlorophyll-a) 17.3 µg/L. Using the Carlson trophic state index, Round Lake rates as eutrophic.
Fishing on Round Lake
The most recent DNR standard fish survey was in 2011 (15 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 | 0.83 | 1.2 to 5.3 |
| Northern pike | gill | 8.83 | 2.3 to 9.2 |
| Northern pike | trap | 0.12 | n/a |
| Yellow perch | gill | 4.67 | 3.7 to 28.4 |
| Yellow perch | trap | 0.12 | 0.5 to 3.7 |
| Black crappie | gill | 0.17 | 0.8 to 8.4 |
| Black crappie | trap | 0.5 | 0.9 to 8.0 |
| Bluegill | gill | 2.17 | n/a |
| Bluegill | trap | 19.5 | 5.9 to 43.3 |
| Largemouth bass | gill | 0.5 | 0.3 to 1.5 |
| Largemouth bass | trap | 0.12 | 0.3 to 1.0 |
| Pumpkinseed | gill | 0.17 | n/a |
| Pumpkinseed | trap | 1.88 | 1.5 to 9.1 |
| Rock bass | gill | 0.17 | 0.3 to 1.1 |
| Rock bass | trap | 0.12 | 0.3 to 1.0 |
| Hybrid sunfish | gill | 0.17 | n/a |
| Hybrid sunfish | trap | 1.75 | n/a |
Walleye catch was below the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Northern pike 27.0 in (2011), Walleye 26.0 in (2011), Largemouth bass 14.0 in (2011).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Rock bass, Green sunfish, Bowfin, Common carp, White sucker, Yellow bullhead, Brown bullhead, Black bullhead.
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
On the Minnesota DNR infested waters list for: zebra mussel (listed 2019).
Public boat access
- Round Lake: 1 concrete slab launch ramp, 3 trailer spaces. 3 mi W of Dent on Mn Hwy 108 to N shore. Directions
DNR water access records (2023). Confirm current conditions with the DNR.
Nearby lakes
- Pine Lake 0.8 mi, Otter Tail County
- Brown Lake 1.4 mi, Otter Tail County
- Pickerel Lake 1.4 mi, Otter Tail County
- Elbow Lake 1.7 mi, Otter Tail County
- Pine (Reames) Lake 1.9 mi, Otter Tail County
- West McDonald Lake 2.1 mi, Otter Tail County
- Big McDonald Lake 2.3 mi, Otter Tail County
- Tenter Lake 2.4 mi, Otter Tail County
Questions about Round Lake
How deep is Round Lake?
Round Lake reaches a maximum depth of 18 ft according to Minnesota DNR records. About 44% of the lake is shallower than 15 feet.
How big is Round Lake?
Round Lake covers about 172.5 acres in Otter Tail County, Minnesota.
How clear is Round Lake?
Summer water clarity on Round Lake averages 5.3 feet (Secchi depth) in MPCA monitoring through 2018. Its trophic state is eutrophic.
Does Round Lake have zebra mussels or other invasive species?
The Minnesota DNR infested waters list includes Round Lake for zebra mussel.
What fish are in Round Lake?
Minnesota DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, rock bass, green sunfish in Round Lake. The most recent standard survey was in 2011.
Where is the public boat access on Round Lake?
Round Lake has 1 public water access site on DNR record: Round Lake.
How is the walleye population on Round Lake?
In Minnesota DNR net surveys from 2006 to 2011, walleye numbers on Round Lake ran mostly within the typical range for similar lakes. Nets measure how many fish a lake holds, not where they’re biting, so local guides are the best source for current fishing.
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 44% shallow shoreline under 15 feet, and summer clarity around 5.3 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on 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 2011), 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.