---
type: lake
name: "Mantrap Lake"
county: "Hubbard"
nearest_town: "Emmaville"
lake_type: "lake"
acres: 1618
max_depth_ft: 68
latitude: 47.07319
longitude: -94.91814
lake_score: 71
dnr_lake_id: "29015100"
url: https://www.minnelakes.org/lakes/hubbard-county/mantrap-lake
---

# Mantrap Lake

Lake in Hubbard County, Minnesota, near Emmaville

- **Surface Area**: 1,618 acres
- **Max Depth**: 68 ft
- **Average Depth**: 17 ft
- **Shoreline**: 26.3 miles
- **Water Clarity**: 12.2 ft
- **Lake Type**: lake
- **Public Access**: 2 public boat launches (concrete)
- **Lake Score**: 71/100 (composite of public data, not a visitor rating)

## About

Mantrap Lake is a 1,618-acre lake near Emmaville in Hubbard County, Minnesota. It reaches 68 feet at its deepest point, with an average depth of about 17 feet, and has roughly 26.3 miles of shoreline. DNR surveys put average water clarity at about 12.2 feet, clearer than most lakes in the state.

Minnesota DNR fisheries surveys list 15 fish species here, including northern pike, muskellunge, largemouth bass, smallmouth bass, black crappie, and bluegill. The DNR has stocking records for the lake, so check the stocking report for the most recent species and year classes. Special fishing regulations apply to black and white crappie and northern pike, and they override the statewide limits. The most recent fisheries survey on file dates to 2025.

There are 2 public boat launches (concrete surface) managed by the Minnesota DNR. Mantrap Lake Campground is mapped close to the shoreline for overnight stays. The lake is listed as infested with Eurasian watermilfoil — clean, drain and dry your boat and gear before leaving. Ice typically goes out around April 25, based on 18 years of DNR ice-out records.

## Access

- **Public access**: 2 public boat launches (concrete)
- **Managed by**: Minnesota DNR
- **Launch fee**: Free at DNR public water accesses

## Fishing

- **Species on DNR survey**: 15
- **Stocked**: Yes
- **Last DNR survey**: 2025
- **Special regulations**: Yes
- **Ice fishing**: Yes

### Special Regulations

- **Black and White Crappie**: Daily limit five.
- **Northern Pike**: All from 24-36" must be immediately released. Possession limit three, only one over 36".

## Activities

Fishing, Ice Fishing, Boating, Paddling, Camping

## Amenities

Boat Ramp, Campground

### Campgrounds

- Mantrap Lake Campground

## Fish Species

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

## Invasive Species

Eurasian watermilfoil. Clean, drain and dry boats and gear before leaving.

## Ice-Out

- **Median ice-out**: April 25
- **Years of record**: 18
- **Earliest**: 2024-03-17
- **Latest**: 2022-05-07

## Nearby Lakes

- [Bad Axe Lake](https://www.minnelakes.org/lakes/hubbard-county/bad-axe-lake) - 1.7 miles, 303 acres
- [Upper Bottle Lake](https://www.minnelakes.org/lakes/hubbard-county/upper-bottle-lake) - 2.2 miles, 459 acres
- [Stocking Lake](https://www.minnelakes.org/lakes/hubbard-county/stocking-lake) - 2.4 miles, 102 acres
- [West Crooked Lake](https://www.minnelakes.org/lakes/hubbard-county/west-crooked-lake) - 3.1 miles, 270 acres
- [Dead Lake](https://www.minnelakes.org/lakes/hubbard-county/dead-lake) - 3.2 miles, 131 acres
- [Lower Bottle Lake](https://www.minnelakes.org/lakes/hubbard-county/lower-bottle-lake) - 3.4 miles, 641 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=47.07319,-94.91814)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=29015100)
- [All lakes in Hubbard County](https://www.minnelakes.org/lakes/hubbard-county)

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