Round Lake
Aitkin County, Minnesota, near Garrison. DNR lake ID 01020400.
Round Lake is a 736.7-acre lake in Aitkin County, Minnesota, near Garrison. Its deepest point reaches 125 ft, and about 44% of the lake is shallower than 15 feet. Summer water clarity averages 14.3 feet in Minnesota Pollution Control Agency monitoring, which places it in the oligotrophic nutrient class. The DNR lists it for zebra mussel. DNR surveys document walleye, northern pike, largemouth bass, smallmouth bass, black crappie, bluegill.
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.
Tell us about your dream home on Round LakeWhat’s my Round Lake property worth?Call (218) 656-6469
Quick facts
| DNR lake ID | 01020400 |
|---|---|
| County | Aitkin County, near Garrison |
| Surface area | 736.7 acres |
| Maximum depth | 125 ft |
| Share under 15 ft | 44% |
| Water clarity (summer) | 14.3 ft through 2025 |
| Phosphorus (summer) | 10.6 µg/L |
| Algae, chlorophyll-a (summer) | 3.1 µg/L |
| Nutrient class | Oligotrophic |
| Clarity trend | Steady (2016 to 2025) |
| Invasive species | zebra mussel |
| Public water accesses | 1 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2025: clarity 14.3 ft, phosphorus 10.6 µg/L, algae (chlorophyll-a) 3.1 µg/L. Using the Carlson trophic state index, Round Lake rates as oligotrophic. Summer clarity trend 2016 to 2025: steady.
Fishing on Round Lake
The most recent DNR standard fish survey was in 2021 (5 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 | 3.75 | 4.0 to 9.6 |
| Northern pike | gill | 13.12 | 3.0 to 7.9 |
| Yellow perch | gill | 0.38 | 7.1 to 33.9 |
| Black crappie | gill | 2.0 | 0.2 to 1.1 |
| Bluegill | gill | 1.0 | n/a |
| Largemouth bass | gill | 4.12 | 0.3 to 1.2 |
| Smallmouth bass | gill | 0.12 | 0.2 to 0.9 |
| Pumpkinseed | gill | 2.88 | n/a |
| Rock bass | gill | 6.88 | 1.0 to 6.6 |
| Hybrid sunfish | gill | 1.25 | n/a |
Walleye catch was below the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Walleye 25.0 in (2021), Northern pike 34.0 in (2021), Largemouth bass 16.0 in (2022), Smallmouth bass 17.0 in (2022).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Smallmouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Rock bass, Green sunfish, Tullibee (cisco), 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 2016).
Public boat access
- Round Lake: 1 concrete slab launch ramp, 1 dock, 8 trailer spaces. 2 miles North of Garrison on US Hwy. 169, then 1 mile North and West on Round Lake Road. Directions
DNR water access records (2023). Confirm current conditions with the DNR.
Nearby lakes
- Turtle Lake 1.5 mi, Crow Wing County
- Partridge Lake 2.0 mi, Crow Wing County
- Big Pine Lake 2.1 mi, Aitkin County
- Kenney Lake 2.2 mi, Crow Wing County
- Birch Lake 2.5 mi, Aitkin County
- Scott Lake 3.2 mi, Crow Wing County
- Spectacle Lake 3.3 mi, Aitkin County
- Borden Lake 3.6 mi, Crow Wing County
Questions about Round Lake
How deep is Round Lake?
Round Lake reaches a maximum depth of 125 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 736.7 acres in Aitkin County, Minnesota.
How clear is Round Lake?
Summer water clarity on Round Lake averages 14.3 feet (Secchi depth) in MPCA monitoring through 2025. Its trophic state is oligotrophic.
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, smallmouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, rock bass in Round Lake. The most recent standard survey was in 2021.
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 1993 to 2021, walleye numbers on Round Lake ran mostly below 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?
A mid-size lake with room for boating and fishing, about 44% shallow shoreline under 15 feet, and summer clarity around 14.3 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 Aitkin County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest 2021), 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.