The South Unit itself includes two parts separated by M-24 (Lapeer Road), but the section west of M-24 has no recreational facilities or trails and is primarily undeveloped forest and grassy plains segmented by a few through-roads.

Hunting opportunities encompass deer, rabbit, squirrel, Canada goose, woodchuck, duck, raccoon, and woodcock.

[2] Bald Mountain gained widespread attention when it was the location of two assisted suicides performed by Dr. Jack Kevorkian in 1991.

Known by the name Lower Trout Lake Bathhouse Complex and Contact Station, as the buildings are listed on the National Register of Historic Places, the complex included five Mid-Century Modern resources, located on two separate land parcels in the Trout Creek section of the Bald Mountain State Recreation Area.

Four of the buildings - the men's and women's bathhouses, a pump house, and a concessions stand - were all set on a large circular pad of concrete pavement near the beach at Lower Trout Lake.