Indiana Dunes National Park
National Park
Lake Michigan's might has influenced Indiana Dunes for millennia.
Entrance: $25 · private vehicle
National park sites in Indiana
4 sites run by the National Park Service, including 1 national park. Each page has today's hours, the entrance fee and directions.
National park in Indiana
Every other site
National Historic Trails 1
National Historical Parks 1
National Memorials 1
Source: National Park Service data feed, checked September 24, 2026. Sites that cross a state line are listed in each state.