Peninsula State Park
Peninsula State Park is a state park in Door County. It was established in 1909. 4 graded lakes are within 15 miles of the park, including Mi50b Lake, Kangaroo Lake, Europe Lake.
Peninsula State Park is a Wisconsin State Park covering 933,068 acres. State parks are the most heavily-developed of the public-land designations — campground, picnic, boat-launch, interpretive-center. The park is paired with 4 graded lakes nearby — enough for a multi-lake visit. Average grade among them: A.
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 LakeGrade for that lake gives you the water-clarity, nutrient, and algal-pressure context you need.
Official Resources
Nearby Graded Lakes (within 15 mi)
Lakes closest to Peninsula State Park, weighted by size. Click a lake for its full water quality grade, fish species, and depth.
| Lake | County | Grade | Surface Area | Distance |
|---|---|---|---|---|
| Mi50b Lake | Door | A | - | 8.7 mi |
| Kangaroo Lake | Door | B | - | 9.2 mi |
| Europe Lake | Door | B | - | 13.8 mi |
| Clark Lake | Door | A | - | 14.8 mi |
Other Parks in the Area
- Newport State Park— State Park, 12.3 mi
- Whitefish Dunes State Park— State Park, 16 mi
- Potawatomi State Park— State Park, 22 mi
- Rock Island State Park— State Park, 26.6 mi
Source: EPA National Aquatic Resource Surveys, 2026.