π¦ Rogue River State Game Area
π΅ Unknown β check official site
πΊοΈ Ronald H. Warner Sanctuary
π΅ Unknown β check official site
πΊοΈ Round Island Point Nature Preserve
π΅ Unknown β check official site
πΊοΈ Rudolphi Woods
π΅ Unknown β check official site
πΊοΈ Russell and Miriam Grinnell Memorial Nature Sanctuary at Bare Bluff
π΅ Unknown β check official site
πΊοΈ Rust Park
π΅ Unknown β check official site
πΊοΈ Saginaw Wetlands Nature Sanctuary
π΅ Unknown β check official site
π¦ Saint Clair Flats State Wildlife Area
π΅ Unknown β check official site
πΊοΈ Sally M. Ollila Memorial Woodland
π΅ Unknown β check official site
πΊοΈ Salt River Nature Reserve
π΅ Unknown β check official site
π¦ Sanilac State Game Area
π΅ Unknown β check official site
πΊοΈ Sarah Catherine Rockafellow Memorial Nature Sanctuary
π΅ Unknown β check official site
πΊοΈ Sarah Jane's Nature Sanctuary
π΅ Unknown β check official site
π¦ Saranac-Lowell State Game Area
π΅ Unknown β check official site
πΊοΈ Schwemwood Park
π΅ Unknown β check official site
π¦ Seney National Wildlife Refuge
π΅ Unknown β check official site
πΊοΈ Seney Wilderness
π΅ Unknown β check official site
πΊοΈ Sharon E. Johnson Memorial Nature Sanctuary
π΅ Unknown β check official site
π¦ Sharonville State Game Area
π΅ Unknown β check official site
π¦ Shiawassee National Wildlife Refuge
π΅ Unknown β check official site
π¦ Shiawassee River State Game Area
π΅ Unknown β check official site
πΊοΈ Shorewood Forrest Preserve
π΅ Unknown β check official site
πΊοΈ Sievers Preserve
π΅ Unknown β check official site
π³ Silver Lake State Park
π΅ Unknown β check official site
πΊοΈ Silverbrook Acres
π΅ Unknown β check official site
πΊοΈ Slate River Forest
π΅ Unknown β check official site
π Sleeping Bear Dunes National Lakeshore
π΅ $25/vehicle (7 days)
πΊοΈ Sleeping Bear Dunes National Lakeshore
π΅ Unknown β check official site
πΊοΈ Sleeping Bear Dunes Wilderness
π΅ Unknown β check official site
πΊοΈ Sloan Preserve
π΅ Unknown β check official site
πΊοΈ Smithfield Park
π΅ Unknown β check official site
πΊοΈ Soo Muskeg Nature Sanctuary
π΅ Unknown β check official site
πΊοΈ South Island Nature Preserve
π΅ Unknown β check official site
πΊοΈ South Pond Nature Area
π΅ Unknown β check official site
πΊοΈ South Vandenboom Recreation Area
π΅ Unknown β check official site
πΊοΈ Sower Woods Preserve
π΅ Unknown β check official site
πΊοΈ Sparta Nature Trail
π΅ Unknown β check official site
πΊοΈ Spencer Forest
π΅ Unknown β check official site
πΊοΈ Sportsmasters Club
π΅ Unknown β check official site
πΊοΈ Spring Hill School Forest
π΅ Unknown β check official site
πΊοΈ St. Clair Woods Nature Sanctuary
π΅ Unknown β check official site
π¦ Stanton State Game Area
π΅ Unknown β check official site
πΊοΈ Stearns Preserve
π΅ Unknown β check official site
πΊοΈ Stony Point Nature Preserve
π΅ Unknown β check official site
π³ Straits State Park
π΅ Unknown β check official site
πΊοΈ Sturgeon River Gorge Wilderness
π΅ Unknown β check official site
πΊοΈ Sturgeon River Scenic Park
π΅ Unknown β check official site
πΊοΈ Sugar Loaf Mountain Natural Area
π΅ Unknown β check official site
πΊοΈ Swains Lake Natural Area
π΅ Unknown β check official site
πΊοΈ Swanson Preserve
π΅ Unknown β check official site
πΊοΈ Swift Run Marsh
π΅ Unknown β check official site
π³ Tahquamenon Falls State Park
π΅ MI Recreation Passport: $14/yr residents; $11/day or $41/yr non-res vehicle
π³ Tahquemenon Falls State Park
π΅ Unknown β check official site
π³ Thompson's Harbor State Park
π΅ Unknown β check official site
πΊοΈ Thornapple Lake Nature Sanctuary
π΅ Unknown β check official site
πΊοΈ Three Oaks Conservation Area
π΅ Unknown β check official site
π¦ Three Rivers State Game Area
π΅ Unknown β check official site
πΊοΈ Three Wilderness Islands Nature Sanctuary
π΅ Unknown β check official site
πΊοΈ Thunder Bay National Marine Sanctuary
π΅ Unknown β check official site
πΊοΈ Timberland Swamp Nature Sanctuary
π΅ Unknown β check official site