The park's topography was formed by the terminal moraine of the Wisconsin glaciation, leaving behind unique kettle lakes.
Hartman Creek itself is a Class II trout stream that runs through the property.
The park was originally established on land donated by the Hartman family, who operated a grist mill on the site in the late 19th century.
Segments of the Ice Age National Scenic Trail within the park provide access to the larger statewide corridor.
The park contains the historical site of a former state fish hatchery, which operated from the 1920s to the 1960s.
The park's diverse ecosystem supports populations of ruffed grouse, white-tailed deer, and various migratory waterfowl.
The area features remnant patches of oak savanna, a rare habitat type in Wisconsin.
The park’s lakes are largely spring-fed, resulting in high water clarity compared to nearby drainage lakes.
Hartman Creek State Park features a landscape shaped by glacial activity, characterized by a chain of spring-fed lakes and pine-hardwood forests. The park encompasses 1,500 acres, including segments of the Ice Age National Scenic Trail. Visitors can access multiple lakes including Hartman, Mid, and Allen Lake for swimming and non-motorized boating. The park provides over 10 miles of designated hiking trails that vary in terrain from flat meadows to rolling woodland. Equestrian facilities are available, including specific trails and a horse trailer parking area. Anglers target panfish, trout, and bass within the park's stocked waters. The property connects to the extensive Waupaca County trail system, facilitating regional hiking and biking access. Overnight accommodations include family campgrounds, walk-in sites, and a group campground. Winter activities include cross-country skiing and snowshoeing on groomed trails.
The elevated boardwalk and bridge overlooking the crystal-clear waters of Hartman Creek.
Bring polarized sunglasses to better see fish and aquatic plants in the clear, spring-fed lakes.
Mosquito repellent is essential during mid-summer months, especially when hiking near wetland areas.
Check the Wisconsin DNR website for current trail conditions before visiting, as some lower sections can become saturated after heavy rain.
Attempting to swim in non-designated areas, as lake bottoms near shore can be soft or contain submerged debris.
Main campgrounds typically close for the winter season; trails remain open year-round for seasonal activities like snowshoeing.
Carry-in, carry-out policy for trash; keep pets on a leash no longer than 8 feet at all times.
