The Naperville Park District is one of the largest and most well-funded in the state, managing over 130 parks and more than 2,400 acres of open space.
* **Knoch Knolls Nature Center:** Located at the confluence of the East and West branches of the DuPage River, this center offers educational exhibits, hiking trails, and a premier 18-hole disc golf course. * **Springbrook Prairie Forest Preserve:** A nearly 2,000-acre county preserve bordering the city, it serves as a critical habitat for grassland birds and features miles of trails, a model aircraft field, and a popular off-leash dog park. * **Greene Valley Forest Preserve:** Located just east of the city, this preserve offers expansive woodlands, hiking, and a 190-foot scenic overlook that provides panoramic views of the surrounding region.