McAvity Lake
Itasca County, Minnesota, near Cohasset. DNR lake ID 31058500.
McAvity Lake is a 147-acre lake in Itasca County, Minnesota, near Cohasset. Its deepest point reaches 29 ft, and about 69% of the lake is shallower than 15 feet. Summer water clarity averages 16.8 feet in Minnesota Pollution Control Agency monitoring, which places it in the oligotrophic 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 | 31058500 |
|---|---|
| County | Itasca County, near Cohasset |
| Surface area | 147 acres |
| Maximum depth | 29 ft |
| Mean depth | 11.0 ft |
| Share under 15 ft | 69% |
| Water clarity (summer) | 16.8 ft through 2025 |
| Nutrient class | Oligotrophic |
| Clarity trend | Steady (2020 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 16.8 ft. Using the Carlson trophic state index, McAvity Lake rates as oligotrophic. Summer clarity trend 2020 to 2025: steady.
Fishing on McAvity Lake
The most recent DNR standard fish survey was in 2007 (19 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 | 0.5 | 0.5 to 2.3 |
| Northern pike | gill | 20.5 | 3.5 to 8.9 |
| Northern pike | trap | 2.22 | n/a |
| Yellow perch | gill | 4.5 | 1.0 to 10.3 |
| Yellow perch | trap | 0.22 | 0.3 to 1.2 |
| Black crappie | gill | 21.75 | 1.0 to 3.9 |
| Black crappie | trap | 7.44 | 0.8 to 4.0 |
| Bluegill | gill | 2.75 | n/a |
| Bluegill | trap | 15.44 | 9.5 to 57.3 |
| Largemouth bass | gill | 0.75 | 0.4 to 1.6 |
| Largemouth bass | trap | 0.33 | 0.3 to 1.4 |
| Pumpkinseed | gill | 1.0 | n/a |
| Pumpkinseed | trap | 4.78 | 1.5 to 6.8 |
| Rock bass | trap | 0.44 | 0.4 to 1.7 |
| Hybrid sunfish | gill | 0.25 | n/a |
| Hybrid sunfish | trap | 1.56 | n/a |
Walleye catch was within the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Northern pike 33.0 in (2007), Walleye 21.0 in (2007), Largemouth bass 18.0 in (2007).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Rock bass.
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
- McAvity Lake: 1 natural launch ramp, 1 trailer spaces. North of Cohassett, E Deer Lake Rd and Crooked Lake Drive Directions
DNR water access records (2023). Confirm current conditions with the DNR.
Nearby lakes
- Charlotte Lake 1.5 mi, Itasca County
- Clarke Lake 1.7 mi, Itasca County
- Bosley Lake 2.5 mi, Itasca County
- Deer Lake 2.6 mi, Itasca County
- Long Lake 2.7 mi, Itasca County
- Spring Lake 2.9 mi, Itasca County
- Pughole Lake 3.0 mi, Itasca County
- Loon Lake 3.0 mi, Itasca County
Questions about McAvity Lake
How deep is McAvity Lake?
McAvity Lake reaches a maximum depth of 29 ft according to Minnesota DNR records. About 69% of the lake is shallower than 15 feet.
How big is McAvity Lake?
McAvity Lake covers about 147 acres in Itasca County, Minnesota.
How clear is McAvity Lake?
Summer water clarity on McAvity Lake averages 16.8 feet (Secchi depth) in MPCA monitoring through 2025. Its trophic state is oligotrophic.
Does McAvity Lake have zebra mussels or other invasive species?
McAvity 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 McAvity Lake?
Minnesota DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, rock bass in McAvity Lake. The most recent standard survey was in 2007.
Where is the public boat access on McAvity Lake?
McAvity Lake has 1 public water access site on DNR record: McAvity Lake.
Are there lake homes for sale on McAvity Lake?
Homes on McAvity 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 McAvity Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on McAvity Lake?
Small, quiet water suited to paddling and fishing, about 69% shallow shoreline under 15 feet, and summer clarity around 16.8 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on McAvity Lake?
No lake-specific regulation was found for McAvity Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about McAvity Lake
Whether you’re buying, selling, or just curious, our team works Itasca County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest 2007), 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.