Boy Lake
Itasca County, Minnesota, near Alder. DNR lake ID 31062300.
Boy Lake is a 42.9-acre lake in Itasca County, Minnesota, near Alder. Its deepest point reaches 42 ft, and about 23% of the lake is shallower than 15 feet. Summer water clarity averages 11.8 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.
Buying or selling on Boy 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 Boy LakeWhat’s my Boy Lake property worth?Call (218) 656-6469
Quick facts
| DNR lake ID | 31062300 |
|---|---|
| County | Itasca County, near Alder |
| Surface area | 42.9 acres |
| Maximum depth | 42 ft |
| Share under 15 ft | 23% |
| Water clarity (summer) | 11.8 ft through 2022 |
| Nutrient class | Mesotrophic |
| 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 2022: clarity 11.8 ft. Using the Carlson trophic state index, Boy Lake rates as mesotrophic.
Fishing on Boy Lake
The most recent DNR standard fish survey was in 1983 (43 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 3.8 |
| Northern pike | gill | 9.5 | 2.7 to 9.3 |
| Northern pike | trap | 1.5 | n/a |
| Yellow perch | gill | 6.0 | 1.9 to 19.1 |
| Yellow perch | trap | 1.75 | 0.7 to 3.6 |
Walleye catch was within the typical range for similar lakes in that survey.
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 Dead Horse Lake 0.7 mi, Itasca County
- Dead Horse Lake 0.9 mi, Itasca County
- Caribou Lake 1.2 mi, Itasca County
- Grave Lake 1.2 mi, Itasca County
- North Star Lake 2.2 mi, Itasca County
- West Smith Lake 2.3 mi, Itasca County
- Duck Lake 2.3 mi, Itasca County
- Little Smith Lake 2.5 mi, Itasca County
Questions about Boy Lake
How deep is Boy Lake?
Boy Lake reaches a maximum depth of 42 ft according to Minnesota DNR records. About 23% of the lake is shallower than 15 feet.
How big is Boy Lake?
Boy Lake covers about 42.9 acres in Itasca County, Minnesota.
How clear is Boy Lake?
Summer water clarity on Boy Lake averages 11.8 feet (Secchi depth) in MPCA monitoring through 2022. Its trophic state is mesotrophic.
Does Boy Lake have zebra mussels or other invasive species?
Boy 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 Boy Lake?
Homes on Boy 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 Boy Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Boy Lake?
Small, quiet water suited to paddling and fishing, about 23% shallow shoreline under 15 feet, and summer clarity around 11.8 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Boy Lake?
No lake-specific regulation was found for Boy Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Boy 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 1983), 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.