Fall Backyard Burn Trail Run - Fountainhead
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Event details
The Fall Backyard Burn Trail Run - Fountainhead takes place on Sunday, December 7, 2025, at Fountainhead Regional Park in Fairfax Station, VA. The event is produced by EX2 Adventures and offers two trail race distances. During registration there is an opportunity to support the local non-profit Homestretch as a charity partner.
- 4.8 miles
- 10.5 miles
Course, services and rules
The course runs along the banks of the Occoquan Reservoir and uses hiking trails and some old dirt roads. The 5-mile course is a single loop. The 10.5-mile course uses the 5-mile loop plus a larger lollipop loop out and back on the Bull Run Occoquan Trail. Published elevation gain is about 450 feet for the shorter course and about 950 feet for the longer course.
Race operations include aid stations, medical support, volunteers, post-race food, and race swag. Race medals are an optional add-on. A free kids race and a separate kids program are offered as part of the event. Race rules include no in-ear headphones, no pets or pacers on course, no baby strollers, race numbers worn visibly, staying on designated trails, and notifying officials if a runner drops out. Age groups are listed by gender categories and standard age brackets. Visit the organization's website for the most recent information.