Virginia · 5.1 Miles · 10 Miles
Fall Backyard Burn Trail Run - Lake Fairfax
Fall Backyard Burn Trail Run - Lake Fairfax is a 5.1 Miles and 10 Miles event held in Reston, Virginia. It was last held on October 18, 2026 and is usually run in October; the next date hasn't been announced yet. About 775 runners take part across all distances.
- Usually held
- October
- Location
- Reston, VA
- Field size
- ~775 runners
Race details
- Last held
- October 18, 2026
- Usually held in
- October
- Location
- Reston, Virginia
- Distances
- 5.1 Miles, 10 Miles
- Field size
- About 775 runners
- Course
- 300 ft gain
- Registration
- runsignup.com
- Official website
- ex2adventures.com
Registration, course & weather
- Registration status
- Registration status as last checked September 26, 2026: open
- Entry fee
- Listed fee for the longest distance, $52.50 (from ex2adventures.com, checked September 26, 2026)
- Start time
- 9:00 AM EDT
- Course profile — 5 Mile
- Loop course; Mostly trail, some road; 300 ft gain, 300 ft loss (official course data)
- Course profile — 10 Mile
- Loop course; Mostly trail, some road; 600 ft gain, 600 ft loss (official course data)
- Typical race-day weather
- about 59°F at the start, 82% humidity, 9 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 26, 2026)
About the Fall Backyard Burn Trail Run - Lake Fairfax
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. While not overly technical, there are some rocks and roots to negotiate along most of the course. Race Date: Sunday October 18, 2026 Course Length: 5.1 miles (1 lap) OR 10 miles (2 laps) Charity partnership During registration, you will have a…
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Fall Backyard Burn Trail Run - Lake Fairfax: common questions
- When is the Fall Backyard Burn Trail Run - Lake Fairfax?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the Fall Backyard Burn Trail Run - Lake Fairfax held?
- In Reston, Virginia.
- What distances does the Fall Backyard Burn Trail Run - Lake Fairfax offer?
- 5.1 Miles and 10 Miles.
- How many people run the Fall Backyard Burn Trail Run - Lake Fairfax?
- About 775 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Fall Backyard Burn Trail Run - Lake Fairfax?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Fall Backyard Burn Trail Run - Lake Fairfax?
- Registration status as last checked September 26, 2026: open. Listed fee for the longest distance, $52.50 (from ex2adventures.com, checked September 26, 2026).
- What time does the Fall Backyard Burn Trail Run - Lake Fairfax start?
- 9:00 AM EDT.
- What is race-day weather usually like at the Fall Backyard Burn Trail Run - Lake Fairfax?
- about 59°F at the start, 82% humidity, 9 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 26, 2026).
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