There are many trails in the area that are easily accessible. One trail is the Crawford County Snowmobile Trails which is exceptional for snowmobiles in the winter. With a start point is located in Frederic, there are over 100 miles of trails to cover.
The central 90 miles of the Shore to Shore trail passes through Frederic Township. Goose Creek Trail Camp is located along the trail for a place to camp for hikers and horseback riders.
The most local trial is the Frederic Trail is just over 37 miles long. It is a ORV trail. Take an ATV or a Motorcycle on it and have some off road fun. A PDF version of the trail map is available here.