Thorn Creek Woods protects a diversity of habitats, including forest, prairie, savanna, wetland and a portion of Thorn Creek.
Wildlife found at the preserve includes southern flying squirrels, warblers, woodpeckers and a variety of hawk species.
The preserve is also home to a variety of plant species, including basswood and sugar maple. Thorn Creek Woods features the Thorn Creek Nature Center, which was converted from a historic 1862 church and is managed by the Village of Park Forest. The nature center offers nature education opportunities for families.
Thorn Creek Woods features 1.94 miles of natural surface trail, ideal for hiking/running. Due to the sensitivity of the site’s natural resources, dogs are not allowed in the nature preserve.