---
type: lake
name: "Mud Lake"
county: "St. Louis"
nearest_town: "Ely"
lake_type: "lake"
acres: 176
max_depth_ft: 27
latitude: 47.88248
longitude: -92.10479
lake_score: 56
dnr_lake_id: "69027500"
url: https://www.minnelakes.org/lakes/st-louis-county/mud-lake
---

# Mud Lake

Lake in St. Louis County, Minnesota, near Ely

- **Surface Area**: 176 acres
- **Max Depth**: 27 ft
- **Shoreline**: 5.1 miles
- **Water Clarity**: 10.7 ft
- **Lake Type**: lake
- **Public Access**: 1 public boat launch (concrete)
- **Lake Score**: 56/100 (composite of public data, not a visitor rating)

## About

Mud Lake is a 176-acre lake near Ely in St. Louis County, Minnesota. It reaches 27 feet at its deepest point, and has roughly 5.1 miles of shoreline. DNR surveys put average water clarity at about 10.7 feet, clearer than most lakes in the state.

Minnesota DNR fisheries surveys list 12 fish species here, including walleye, northern pike, largemouth bass, black crappie, bluegill, and pumpkinseed. The most recent fisheries survey on file dates to 2025.

There is one public boat launch (concrete surface) managed by the county.

## Access

- **Public access**: 1 public boat launch (concrete)
- **Managed by**: county
- **Launch fee**: Free at DNR public water accesses

## Fishing

- **Species on DNR survey**: 12
- **Stocked**: No
- **Last DNR survey**: 2025
- **Special regulations**: No
- **Ice fishing**: Yes

## Activities

Fishing, Ice Fishing, Boating, Paddling

## Amenities

Boat Ramp

## Fish Species

Walleye, Northern Pike, Largemouth Bass, Black Crappie, Bluegill, Pumpkinseed, Yellow Perch, Tullibee (Cisco), Rock Bass, Brown Bullhead, Hybrid Sunfish, White Sucker

## Nearby Lakes

- [Clear Lake](https://www.minnelakes.org/lakes/st-louis-county/clear-lake-ely) - 2.2 miles, 113 acres
- [Armstrong Lake](https://www.minnelakes.org/lakes/st-louis-county/armstrong-lake) - 2.5 miles, 382 acres
- [West Robinson Lake](https://www.minnelakes.org/lakes/st-louis-county/west-robinson-lake) - 3 miles, 121 acres
- [Eagles Nest #1 Lake](https://www.minnelakes.org/lakes/st-louis-county/eagles-nest-1-lake) - 3.6 miles, 324 acres
- [Six Mile Lake](https://www.minnelakes.org/lakes/st-louis-county/six-mile-lake) - 3.7 miles, 109 acres
- [Wolf Lake](https://www.minnelakes.org/lakes/st-louis-county/wolf-lake-ely) - 3.8 miles, 289 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=47.88248,-92.10479)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=69027500)
- [All lakes in St. Louis County](https://www.minnelakes.org/lakes/st-louis-county)

---
*Source: [MinneLakes.org](https://www.minnelakes.org/lakes/st-louis-county/mud-lake)*