Lone Lake
Aitkin County, Minnesota, near Aitkin. DNR lake ID 01012500.
Lone Lake is a 433.5-acre lake in Aitkin County, Minnesota, near Aitkin. Its deepest point reaches 60 ft, and about 34% of the lake is shallower than 15 feet. Summer water clarity averages 22.9 feet in Minnesota Pollution Control Agency monitoring, which places it in the mesotrophic nutrient class. It is not on the DNR infested waters list as of September 2026. DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch.
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Quick facts
| DNR lake ID | 01012500 |
|---|---|
| County | Aitkin County, near Aitkin |
| Surface area | 433.5 acres |
| Maximum depth | 60 ft |
| Share under 15 ft | 34% |
| Water clarity (summer) | 22.9 ft through 2025 |
| Phosphorus (summer) | 73.1 µg/L |
| Algae, chlorophyll-a (summer) | 1.8 µg/L |
| Nutrient class | Mesotrophic |
| Clarity trend | Steady (2016 to 2025) |
| Invasive species | Not on DNR infested waters list (Sept 2026) |
| Public water accesses | 1 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2025: clarity 22.9 ft, phosphorus 73.1 µg/L, algae (chlorophyll-a) 1.8 µg/L. Using the Carlson trophic state index, Lone Lake rates as mesotrophic. Summer clarity trend 2016 to 2025: steady.
Fishing on Lone Lake
The most recent DNR standard fish survey was in 2019 (7 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 | 1.33 | 1.0 to 5.0 |
| Walleye | trap | 0.11 | 0.2 to 0.7 |
| Northern pike | gill | 9.89 | 2.2 to 8.7 |
| Northern pike | trap | 0.56 | n/a |
| Yellow perch | gill | 1.78 | 1.5 to 13.8 |
| Black crappie | gill | 2.0 | 0.3 to 1.7 |
| Black crappie | trap | 0.22 | 0.5 to 2.2 |
| Bluegill | gill | 0.67 | n/a |
| Bluegill | trap | 17.78 | 7.7 to 43.4 |
| Largemouth bass | gill | 1.67 | 0.5 to 1.7 |
| Largemouth bass | trap | 0.33 | 0.4 to 1.5 |
| Pumpkinseed | trap | 2.33 | 1.4 to 5.9 |
| Rock bass | gill | 1.67 | 0.7 to 4.4 |
| Rock bass | trap | 1.56 | 0.8 to 3.7 |
| Hybrid sunfish | gill | 0.22 | n/a |
| Hybrid sunfish | trap | 5.11 | n/a |
Walleye catch was within the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Northern pike 35.0 in (2019), Largemouth bass 16.0 in (2019), Walleye 24.0 in (2019).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Rock bass, Green sunfish, Bowfin, 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
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
- Lone Lake: 1 concrete slab launch ramp, 1 dock, 14 trailer spaces. 7 mi SE of Aitkin Directions
DNR water access records (2023). Confirm current conditions with the DNR.
Nearby lakes
- Ripple Lake 1.6 mi, Aitkin County
- Elm Island Lake 1.8 mi, Aitkin County
- Spirit Lake 2.2 mi, Aitkin County
- Diamond Lake 2.3 mi, Aitkin County
- Monson Lake 2.8 mi, Aitkin County
- Hanging Kettle Lake 3.0 mi, Aitkin County
- Nord Lake 3.5 mi, Aitkin County
- Hickory Lake 3.5 mi, Aitkin County
Questions about Lone Lake
How deep is Lone Lake?
Lone Lake reaches a maximum depth of 60 ft according to Minnesota DNR records. About 34% of the lake is shallower than 15 feet.
How big is Lone Lake?
Lone Lake covers about 433.5 acres in Aitkin County, Minnesota.
How clear is Lone Lake?
Summer water clarity on Lone Lake averages 22.9 feet (Secchi depth) in MPCA monitoring through 2025. Its trophic state is mesotrophic.
Does Lone Lake have zebra mussels or other invasive species?
Lone 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.
What fish are in Lone Lake?
Minnesota DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, rock bass, green sunfish in Lone Lake. The most recent standard survey was in 2019.
Where is the public boat access on Lone Lake?
Lone Lake has 1 public water access site on DNR record: Lone Lake.
How is the walleye population on Lone Lake?
In Minnesota DNR net surveys from 1990 to 2019, walleye numbers on Lone 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 Lone Lake?
Homes on Lone 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 Lone Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Lone Lake?
A mid-size lake with room for boating and fishing, about 34% shallow shoreline under 15 feet, and summer clarity around 22.9 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Lone Lake?
No lake-specific regulation was found for Lone Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Lone 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 2019), 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.