UltraSignup
Founded in 2009 by a trail runner for trail runners, UltraSignup is trail running's home for race registration, results and rankings — hosting more than 6,500 events across North America, more than any other platform in the sport. Beyond race registration, UltraSignup produces original journalism, video and podcasts through Trailhead Media, tours the country with its Dirt Circus festival events and stewards the U.S. Trail Running Conference. Find your next race at ultrasignup.com.
At UltraSignup, we believe trails are for everyone. UltraSignup exists to bring the trail running community together to push beyond: further than we thought we could, into the wild places worth standing up for, and toward a bigger future for the sport.
Introducing The Claims Department Podcast
The Claims Department is a new podcast hosted by Zoë Rom and Dr. Nick Tiller that looks into the latest trail running trends and fads with some critical thinking.
Brian Metzler
October 13, 2026
UltraSignup Hosting 2026 US Trail Running Conference in Nashville, Launching New Registration Platform
Craig Thornley, Sally McRae and Lazarus Lake will headline the US Trail Running Conference built for race directors, November 5–7 at Music City Center.
UltraSignup
October 11, 2026
UltraSignup’s David Callahan on the Unrationed Pod
David Callahan, co-CEO of Ultra Signup, joins Evan and Danny on the Unrationed Podcast to talk about the evolution of UltraSignup and the growth of trail running.
Brian Metzler
October 10, 2026
Behind the Bib: Leavenworth Trail Fest
Join UltraSignup's Kim Haven as she heads to Leavenworth Trail Fest in Leavenworth, Washington—a German-themed mountain town tucked into the eastern side of the Cascades, known as "Little Bavaria."
UltraSignup
September 30, 2026
Inspiring Images from the 2026 Run Rabbit Run
Peter Maksimow was once a professional trail runner who helped the U.S. win a silver medal at the 2015 World Long Distance Mountain Running Championships in Zermatt, Switzerland. Now he’s a professional photographer based in Manitou Springs, Colorado, and takes epic images of some of the world’s most iconic races. Here’s a selection of Peter’s…
UltraSignup
September 22, 2026
Craig Thornley and Sally McRae Announced as 2026 US Trail Running Conference Keynote Speakers
The US Trail Running Conference is the gathering place for the people who make trail running possible. Its mission is to strengthen the trail running ecosystem in a focused, community-driven conference for educating, collaborating, and growing the sport responsibly.
UltraSignup
September 8, 2026
Jeff Browning Out of Hospital, Remains in France Recovering After Heart Attack During TDS Race
Here's how you can contribute to the GoFundMe campaign to help the Browning family offset medical bills.
UltraSignup
September 3, 2026
Only So Many Finish Lines: Marianne Hogan’s Relentless Quest for another Western States Podium
Watch this inspiring video as Marianne Hogan digs deep and leans into the struggles in her quest for a third podium finish at the Western States 100.
UltraSignup
August 18, 2026
Breathable Trail Shoes for Hot Weather Running
Here are 12 breathable trail shoes with well-ventilated mesh uppers that can help keep your feet as cool and dry as possible on hot summer runs.
UltraSignup
August 11, 2026
Last Call for Fall Trail Running in the Alps
Want to go trail running in the Alps? Epic guided tours are available for fall 2026 and summer 2027 with Run the Alps. Trail running in the Alps feels like stepping into another world entirely—one morning you're climbing switchbacks toward a glacier-carved pass, the next you're winding through centuries-old farming valleys where cows still graze…
UltraSignup
August 3, 2026