Fall Backyard Burn Trail Run - Lake Fairfax
Sunday, October 18, 2026, first start 9:00 AM, in Reston (Lake Fairfax Park). Distances: 5.1 miles, 10 miles. Entry from $55 to $62.50; the 5.1 miles goes from $55 to $60 after October 17.
- Date
- Sunday, October 18, 2026
- Start time
- 9:00 AM (earliest wave)
- Location
- Lake Fairfax Park, Reston, DC 20190
- Area
- Northern Virginia, Washington, DC
- Distances
- 5.1 miles10 miles
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- $55 to $62.50 plus the platform's processing fee
- Next price increase
- Saturday, October 17, 2026: 5.1 miles $55 → $60
- Registration
- Open. Opened December 28, online signup closes Sunday, October 18, 2026
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by October 17 to pay $55 instead of $60.
Register on RunSignup →Race website
Course and race notes
Located in Reston, VA, this suburban park has a beautiful lake, huge open fields, pavilions, and an awesome trail network. Our course is almost entirely singletrack except for the prologue. There is about 300 feet of elevation change on the 5 mile course.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.