Summer Forest Half Marathon
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Summer Forest 5k, 10k, & Half at Prince William Forest Park
The Summer Forest event is scheduled for June 27, 2026 at 18100 Park Entrance Road, Triangle, VA, inside Prince William Forest Park. The program includes in-person and virtual participation options.
The half marathon follows a mix of paved roads and trails. The 5K and 10K routes use trails through the woods. Walkers are welcome to attend.
Distances offered:
- 5K
- 10K
- Half Marathon
Registration fees vary by date. In-person race fees include the park entrance fee. Virtual options are available in several formats, including entries with a medal, with a medal and shirt, or without medal or shirt. Visit the organization's website for the most recent information.
