Rock Island State Park
Rock Island State Park is a state park in Door County. It was established in 1965. 1 graded lake is within 15 miles of the park, including Europe Lake.
Rock Island State Park State Park spans 225,360 acres in Wisconsin — a designated recreation destination with the full set of facilities the state park system provides. The park is not lake-dense — 1 lakes nearby in our dataset — but Europe Lake (B) is the standout among them.
State parks pair well with the LakeGrade dataset: the park itself usually has interpretive signage explaining the local lake system, but the per-lake grade tells you which actual lake in the system to head to.
Official Resources
Nearby Graded Lakes (within 15 mi)
Lakes closest to Rock Island State Park, weighted by size. Click a lake for its full water quality grade, fish species, and depth.
| Lake | County | Grade | Surface Area | Distance |
|---|---|---|---|---|
| Europe Lake | Door | B | - | 13 mi |
Other Parks in the Area
- Newport State Park— State Park, 15.1 mi
- Peninsula State Park— State Park, 26.6 mi
- Whitefish Dunes State Park— State Park, 39 mi
- Potawatomi State Park— State Park, 47.9 mi
Source: EPA National Aquatic Resource Surveys, 2026.