Walnut Woods State Park in Iowa offers a unique urban escape featuring one of the largest stands of black walnut trees in the world, combined with diverse recreational opportunities along the Walnut Creek corridor.
Walnut Woods State Park is located in Polk County, Iowa, just west of Des Moines. The park protects around 368 acres of land that includes the largest black walnut timber stand in the United States. This area is part of the Walnut Creek watershed and is known for its ecologically significant native hardwood forest, primarily composed of black walnut, but also including oak and hickory species. The park's geography features gently rolling wooded hills, dense forest cover, and the scenic creek running through the site. Historically, the region provided important resources for Native American tribes and later for settlers who valued the valuable walnut timber. Modern conservation efforts help preserve this unique forest community within an urban interface. Visitors to Walnut Woods State Park can enjoy a variety of activities, including hiking on the network of multi-use trails, birdwatching especially during migration seasons, mountain biking on designated paths, and picnicking at well-maintained facilities. The park includes a campground with sites for tents and RVs, as well as amenities such as restrooms and picnic shelters. The Walnut Woods trail system integrates paved and natural surface routes, making it accessible and appealing for families and outdoor enthusiasts. The park is also part of ongoing ecological education and restoration efforts, emphasizing native plant communities and wildlife habitat. Annual events and volunteer activities are often conducted to raise awareness about this important green space. Walnut Woods State Park serves as an important refuge for wildlife and a recreational haven for residents and visitors of the Des Moines metropolitan area.
Largest black walnut forest in the United States
Walnut Creek running through the park providing scenic water views
Multi-use trail system featuring hiking and mountain biking
Family-friendly campground with modern amenities
One of the largest and most significant black walnut forests in the world, offering a rare ecosystem rich in biodiversity.
A babbling creek that flows through the park, providing habitat for fish and a peaceful water element for visitors.
Approximately 10 miles of trails suitable for hiking, mountain biking, and nature walks, combining paved and natural surfaces.