Summer Forest Half Marathon
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Summer Forest 5k, 10k, & Half
This event takes place on June 27, 2026, at 18100 Park Entrance Road, Triangle, VA, inside Prince William Forest Park. The course setup differs by distance and uses both park roads and trails.
The half marathon follows a combination of paved roads and trails. The 5K and 10K routes run on trails through the woods. Walkers are welcome to attend.
Distances:
- 5K trails only through the woods
- 10K trails only through the woods
- Half Marathon paved roads and trail combo
Registration is offered for in-person and virtual participation. In-person fees explicitly include the park entrance fee. Virtual entry options are available with choices that include a medal and a shirt or a medal only.
Additional practical details such as exact start procedures, packet pickup, and aid station placement are provided by the organizer. The event listing notes separate pricing windows for early and later registration for each distance and for virtual options. Visit the organization's website for the most recent information.
