2026 Fountainhead Half Marathon Trail Run

The 2026 Fountainhead Half Marathon Trail Run takes place on May 3, 2026, at Fountainhead Regional Park in Fairfax Station, Virginia. Participants can expect typical spring weather for the region, which often features mild temperatures ranging from the 50s to the 70s Fahrenheit, though conditions can vary between cool mornings and warmer afternoons. This trail running event offers technical, singletrack-dominated courses designed to challenge runners through scenic forest terrain and significant elevation changes.

What are the available race distances and start times?

• →Half Marathon+ (≈13.5 miles): Starts at 8:00 AM
• →10K++ (≈6.9 miles/“11ish K”): Starts at 8:20 AM

What can runners expect from the course terrain?

• →The Half Marathon+ is a trail-only route featuring approximately 1,400 feet of total elevation gain. It utilizes the Bull-Run Occoquan Trail (BROT) for about 6 miles between Fountainhead and Bull Run Marina, supplemented by three lesser-used side trails.
• →The 10K++ features a shorter section of the Bull-Run Occoquan Trail (BROT) and one side trail characterized by an "epic climb," with approximately 700 feet of total elevation gain.
• →Both courses are technical and dominated by singletrack sections.

What aid stations and amenities are provided on the course?

• →10K++: 4 aid stations providing water and Gatorade.
• →Half Marathon+: 7 aid stations providing water and Gatorade; the station located around mile 7 also provides snacks and a port-a-john.

Does the event support any charitable organizations?

The event partners with Homestretch, a local nonprofit that supports families experiencing homelessness in Virginia. Runners have the option to provide a donation during the registration process.

Are there any referral incentives available?

• →Refer 3 people: $25 refund
• →Refer 6 people: An additional $25 refund