95 campgrounds with first-come sites in Michigan

Isle Royale National Park holds the most of them in the state. The Forest Service and the National Park Service run nearly all of them. Sizes are lopsided, from 4 sites at the small end to 72 at the large.

A campground is listed when Recreation.gov or the Forest Service records it as first-come, first-served. Campgrounds where some sites book online and the rest are first-come are listed too, marked partly reservable.