Mahnomen Unit
Mahnomen Unit is a state park in Crow Wing County. 8 lakes with water-quality readings are within 15 miles of the park, including Serpent Lake, Little Rabbit Lake, Hay Lake.
Mahnomen Unit State Park spans an unrecorded acreage acres in Minnesota — a designated recreation destination with the full set of facilities the state park system provides. The park is paired with 8 measured lakes nearby, enough for a multi-lake visit; each lake page carries its own clarity, phosphorus and algae readings.
For visitors planning around water quality, the nearby-lakes list below is the practical tool: a park is only as good as the lake you intend to use it from, and the readings for that lake give you the clarity, nutrient, and algal-pressure context you need.
Next park nearby
Swipe left or right on this bar to open the next or previous park.
Nearby Lakes (within 15 mi)
Lakes closest to Mahnomen Unit, weighted by size. Click a lake for its water-quality readings, fish species, and depth.
| Lake | County | Surface Area | Distance |
|---|---|---|---|
| Serpent Lake | Crow Wing | 1,116 acres | 3.1 mi |
| Little Rabbit Lake | Crow Wing | 172 acres | 2.7 mi |
| Hay Lake | Crow Wing | 52 acres | 2.4 mi |
| Sagamore Mine Lake | Crow Wing | 119 acres | 3.1 mi |
| Upper Mission Lake | Crow Wing | 882 acres | 5.7 mi |
| Lower Mission Lake | Crow Wing | 732 acres | 5.7 mi |
| Agate Lake | Crow Wing | 187 acres | 4.4 mi |
| Island Lake | Crow Wing | 126 acres | 4.2 mi |
Other Parks in the Area
- Cuyuna Country State Recreation Area— State Recreation Area, 1.3 mi
- Portsmouth Unit— State Park, 1.6 mi
- Sagamore Unit— State Park, 3.1 mi
- Yawkey Unit— State Park, 3.2 mi
Where to stay near Mahnomen Unit
Compare cabins, hotels, and vacation rentals near Mahnomen Unit — find a place to stay close to the park and its nearby lakes.
Top-rated places to stay near Mahnomen Unit
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Source: EPA National Aquatic Resource Surveys, 2026.