Sanilac Petroglyphs State Park
~ 240 acre park near Cass City, MI. Facilities cross country skiing and hiking.
Saugatuck Dunes State Park
~ 1,120 acre Michigan state park. It is located on Lake Michigan between Saugatuck and Holland. Facilities include cross country skiing, hiking and a picnic area.
Seven Lakes Lake State Park
~ 1,400 acre state park located near Holly, Michigan. Facilities include fishing, hiking, hunting, mountain biking, boat launch, cross country skiing, swimming, metal detecting, concession, playground, picnic shelter and camping.
Silver Lake State Park
~ 3,000 acre with 2,000 acres of sand dunes. The park is 1.5 miles wide and 3 miles long and is divided into three segments located near Mears,MI. Facilities include camping, fishing, hunting, boat launch, hiking, swimming, metal detecting, lighthouse and a picnic area.
Sleeper State Park
~ 723 acre state park located near Caseville, MI. Facilities include cross country skiing, hunting, swimming, hiking, mountain biking, metal detecting, camping, picnic shelter and playground.
Sleepy Hollow State Park
~ 2,600 acre state park located near Laingsburg, MI. Facilities include boat launch, cross country skiing, fishing, hunting, camping, snow-mobiling, canoeing, hiking, mountain biking, swimming, equestrian, picnic shelter and concession.
South Higgins Lake State Park
~ 1000 acre state park in Roscommon, MI. with 1 mile of shoreline on Higgins Lake. Facilities include boat launch, concession, camping.
Sterling State Park
~ 1,300 acres offers great recreational opportunities including over one mile of beach in Monroe MI. Facilities include camping, boat launch, fishing, swimming, biking, hiking, playground and picnic shelter.
Straits State Park
~ 181 acre state park near St. Ignace, MI. Facilities include hiking, camping, swimming, playground and picnic shelter.