Mosquito Hill Endurance Run

The Mosquito Hill Endurance Run, taking place on October 25, 2025, at the Mosquito Hill Nature Center in New London, WI, offers a unique trail running experience for participants of all skill levels. Runners can choose from 3, 6, or 12-hour timed events, as well as a casual 5k option. The scenic 3.4-mile loop features diverse terrains, including wetlands and forests, with minimal technical challenges.

All proceeds support the park through the Friends of Mosquito Hill Nature Center, and the event is organized entirely by volunteers. Participants can enjoy refreshments, awards for top finishers, and a special race medal. Visit the organization's website for the most recent information.