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.
Trails, Tigers and Tattoos: Grassroots Trail Racing at Mountain Tiger Donner Summit
Trail running might be growing to new heights, but the soul of the sport still lies in the unique flair of small, grassroots-style homegrown events like Mountain Tiger Donner Summit.
UltraSignup
July 30, 2026
Behind the Bib: Hyner Trail Challenge
Join UltraSignup's Blake Cohen as he takes on the Hyner Trail Challenge in Hyner, Pennsylvania—one of the East Coast's most legendary spring trail races.
UltraSignup
July 26, 2026
Your Questions about Trail Shoes are Answered
We answer all of your questions about trail shoes from our recent UltraSignup Live webinar.
UltraSignup
July 21, 2026
Everything You Need to Know About Trail Running Shoes
We set out to answer all of your questions about trail running shoes during our recent UltraSignup Live webinar.
UltraSignup
July 14, 2026
Amazing Images from the 2026 Western States 100
Check out this selection of Peter Maksimow's images from the 2026 Western States 100.
UltraSignup
June 30, 2026
Everything You Need to Know About Western States 2026
The women's and men's fields of the June 27 race are the deepest in history. Here's a rundown of everything you need to know about Western States 2026.
UltraSignup
June 24, 2026
Top Contenders in the Western States 100 Men’s Field
The Western States men's field is a clash of the titans. Will one the sport's legends win or will it be one of the hungry, young newcomers?
UltraSignup
June 9, 2026
Trail and Ultra News Recap for June 8
It was a big weekend for high-level mountain running races, with the U.S. Mountain Running Championships, the European and the Off-Road Running Championships and GoPro Mountain Games taking center stage. But there were plenty of big ultra-distance races, too, including the Old Dominion 100, Scout Mountain 100, and Rose Canyon Ultra, plus gruelingly fun races…
UltraSignup
June 8, 2026
Trail and Ultra News Recap for June 1
Read more in this week’s Trail and Ultra News Recap for June 1 below, cutting through the noise to the trail running headlines you don’t want to miss.
UltraSignup
June 1, 2026
Trail and Ultra News Recap for May 25
Read more in this week’s Trail and Ultra News Recap for May 25 below, cutting through the noise to the trail running headlines you don’t want to miss.
UltraSignup
May 25, 2026