Waterloo Recreation Area is the largest state park in the Lower Peninsula with over 20,000 acres to explore. The park features campgrounds, beaches, fishing lakes, nature trails, hiking trails, cabins, and various mountain biking trails.

Waterloo Recreation Area is the largest park in the Lower Peninsula. At more than 20,000 acres, the park boasts two modern campgrounds, a rustic campground, an equestrian campground, a swimming beach, several picnic sites, 11 excellent fishing lakes, eight boat launches, 12 miles of interpretive nature trails, 47 miles of hiking trails, three rustic cabins, numerous equestrian trails and the Gerald E. Eddy Discovery Center.

Yearly recreation passport required. In-state annual: $11, out-of-state annual: $31, out-of-state day pass: $9.