---
type: lake
name: "Mayhew Lake"
county: "Cook"
nearest_town: "Grand Marais"
lake_type: "lake"
acres: 221
max_depth_ft: 84
latitude: 48.07779
longitude: -90.59168
lake_score: 56
dnr_lake_id: "16033700"
url: https://www.minnelakes.org/lakes/cook-county/mayhew-lake
---

# Mayhew Lake

Lake in Cook County, Minnesota, near Grand Marais

- **Surface Area**: 221 acres
- **Max Depth**: 84 ft
- **Average Depth**: 33 ft
- **Shoreline**: 5 miles
- **Water Clarity**: 19.5 ft
- **Lake Type**: lake
- **Public Access**: Carry-in access only
- **Lake Score**: 56/100 (composite of public data, not a visitor rating)

## About

Mayhew Lake is a 221-acre lake near Grand Marais in Cook County, Minnesota. It reaches 84 feet at its deepest point, with an average depth of about 33 feet, and has roughly 5 miles of shoreline. DNR surveys put average water clarity at about 19.5 feet, which is exceptionally clear for Minnesota.

Minnesota DNR fisheries surveys list 8 fish species here, including northern pike, bluegill, yellow perch, lake trout, and rainbow trout. The DNR has stocking records for the lake, so check the stocking report for the most recent species and year classes. The most recent fisheries survey on file dates to 2023.

Public access is carry-in only — plan on a canoe, kayak or small boat you can hand-launch.

## Access

- **Public access**: Carry-in access only
- **Managed by**: US Forest Service
- **Launch fee**: Free at DNR public water accesses

## Fishing

- **Species on DNR survey**: 8
- **Stocked**: Yes
- **Last DNR survey**: 2023
- **Special regulations**: No
- **Ice fishing**: Yes

## Activities

Fishing, Ice Fishing, Paddling

## Amenities

Carry-In Access

## Fish Species

Northern Pike, Bluegill, Yellow Perch, Lake Trout, Rainbow Trout, Green Sunfish, Hybrid Sunfish, White Sucker

## Nearby Lakes

- [Iron Lake](https://www.minnelakes.org/lakes/cook-county/iron-lake) - 1 miles, 122 acres
- [Portage Lake](https://www.minnelakes.org/lakes/cook-county/portage-lake) - 1.2 miles, 128 acres
- [South Lake](https://www.minnelakes.org/lakes/cook-county/south-lake) - 2.4 miles, 1,145 acres
- [Skipper Lake](https://www.minnelakes.org/lakes/cook-county/skipper-lake) - 2.4 miles, 107 acres
- [Little Iron Lake](https://www.minnelakes.org/lakes/cook-county/little-iron-lake) - 2.6 miles, 115 acres
- [Rush Lake](https://www.minnelakes.org/lakes/cook-county/rush-lake) - 2.6 miles, 261 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=48.07779,-90.59168)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=16033700)
- [All lakes in Cook County](https://www.minnelakes.org/lakes/cook-county)

---
*Source: [MinneLakes.org](https://www.minnelakes.org/lakes/cook-county/mayhew-lake)*