Forsythe Lake
Itasca County, Minnesota, near Cohasset. DNR lake ID 31056000.
Forsythe Lake is a 66.4-acre lake in Itasca County, Minnesota, near Cohasset. Its deepest point reaches 17 ft. Summer water clarity averages 8.7 feet in Minnesota Pollution Control Agency monitoring. It is not on the DNR infested waters list as of September 2026.
Buying or selling on Forsythe 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 Forsythe LakeWhat’s my Forsythe Lake property worth?Call (218) 656-6469
Quick facts
| DNR lake ID | 31056000 |
|---|---|
| County | Itasca County, near Cohasset |
| Surface area | 66.4 acres |
| Maximum depth | 17 ft |
| Share under 15 ft | Not surveyed |
| Water clarity (summer) | 8.7 ft through 2025 (satellite estimate) |
| 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 2025: clarity 8.7 ft.
Fishing on Forsythe Lake
The most recent DNR standard fish survey was in 1999 (27 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 | 0.25 | 0.5 to 3.8 |
| Walleye | trap | 0.11 | 0.3 to 1.0 |
| Northern pike | gill | 6.0 | 4.5 to 11.3 |
| Northern pike | trap | 0.89 | n/a |
| Yellow perch | gill | 1.75 | 2.5 to 24.8 |
| Yellow perch | trap | 0.11 | 0.5 to 5.3 |
| Bluegill | gill | 10.25 | n/a |
| Bluegill | trap | 29.89 | 4.9 to 49.8 |
| Largemouth bass | gill | 0.25 | 0.5 to 1.5 |
| Largemouth bass | trap | 0.11 | 0.3 to 1.3 |
| Pumpkinseed | gill | 0.25 | n/a |
| Pumpkinseed | trap | 1.44 | 1.7 to 10.3 |
| Hybrid sunfish | trap | 0.11 | n/a |
Walleye catch was below the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Largemouth bass 14.0 in (1999), Northern pike 37.0 in (1999), Walleye 19.0 in (1999).
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
- Little Bass Lake 1.3 mi, Itasca County
- Little Jay Gould Lake 1.8 mi, Itasca County
- Jay Gould Lake 2.1 mi, Itasca County
- Blandin Lake 2.8 mi, Itasca County
- Shoal Lake 2.8 mi, Itasca County
- Hale Lake 2.8 mi, Itasca County
- Blackwater Lake 2.9 mi, Itasca County
- Tioga Mine Pit 3.1 mi, Itasca County
Questions about Forsythe Lake
How deep is Forsythe Lake?
Forsythe Lake reaches a maximum depth of 17 ft according to Minnesota DNR records.
How big is Forsythe Lake?
Forsythe Lake covers about 66.4 acres in Itasca County, Minnesota.
How clear is Forsythe Lake?
Summer water clarity on Forsythe Lake averages 8.7 feet (Secchi depth) in MPCA monitoring through 2025.
Does Forsythe Lake have zebra mussels or other invasive species?
Forsythe 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 Forsythe Lake?
Homes on Forsythe 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 Forsythe Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Forsythe Lake?
Small, quiet water suited to paddling and fishing, and summer clarity around 8.7 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Forsythe Lake?
No lake-specific regulation was found for Forsythe Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Forsythe 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 1999), 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.