Arizona
Arizona Trail Running Calendar 2026-2027
Explore the best trail runs in Arizona for 2026-2027! Our updated list features 118 exciting trail runs across the region. Find your next trail run in Arizona below and join the trail community at these great events!
September 2026
Test your limits at the Babbitts Backyard Ultra in Flagstaff, a last person standing race featuring 4.167 mile loops near the iconic SP Crater.
Technical 50K trail race in Prescott, Arizona on Sept 26, 2026, fully supported with three aid stations and limited to 100 runners.
Nighttime team relay trail race in Flagstaff with variable leg distances based on finding the flag; free registration for 09/26/2026.
October 2026
Experience an off road trail race through the Coconino National Forest at high altitude. Choose from a marathon, half marathon, or 10k while supporting local college cross country programs in the Arizona Nordic Village.
A Prescott, AZ trail event on October 3, 2026 offering 100 mile and 50 mile loops plus shorter runs and a new lakeside fun run.
A 10 mile race at Fort Huachuca on October 3, 2026 with individual and 4-person team categories; registration closes October 1 and an installation access pass is required.
Trail races at Catalina State Park in Tucson offering a 9.3 mile out and back on the 50 Year Trail and a 5K on the Nature and Bridal Trails.
Trail races at Government Prairie offering 30K, 18K, 10K and a 1K kids dash, organized by NATRA with proceeds benefiting Big Brothers Big Sisters of Flagstaff.
A 55K trail ultramarathon in Canyon De Chelly featuring sand, single track, creek crossings and a 1,200 foot climb to the Spider Rock overlook.
Annual Prescott road race supporting the James Family Prescott YMCA scholarship fund, offering multiple distances and a family fun run.
An informal, no-fee 45 mile loop around Flagstaff that requires self-navigation with a GPX file. Participants must bring assigned food or drink contributions and be prepared to carry most of their own supplies.
Night trail races at Cave Creek Regional Park offering 33K, 22K, 11K and 5K on rolling desert single track with stocked aid stations and live tracking.
Three evening 5K races in Phoenix with chip timing, awards, virtual options, and fundraising for Child Crisis Arizona.
Trail races in Page, Arizona offering 50 mile, 55K and half marathon routes that pass Horseshoe Bend, Antelope Canyon, Waterholes Canyon, Lake Powell and Glen Canyon Dam.
A 10 km trail run around Lizard Peak to Balanced Rock Cove, featuring single-track and technical terrain with elevation changes; the summit is not part of this course.
A trail half marathon in Flagstaff that climbs to the Mt. Elden summit, features one staffed aid station around mile six, strict cutoffs, and primitive parking at Sandy Seep.
One-day trail running event in Sedona on October 17, 2026 offering Mountain Marathon, 20 Mile, 10 Mile and 2.5 Mile courses on southside red rock trails.
Cave Creek Thriller on October 17, 2026 offers 50K, 24K, 11K and 5K trail races around Cave Creek Regional Park and on the Maricopa Trail with cupless aid stations.
A 5 km desert trail run at Shangrai La Ranch in New River, Arizona, where nudity is encouraged but not required. Registration includes a day visit with pools, a café, clubhouse and game room, and the race is chip timed.
A multi-distance running and riding event in Prescott, Arizona featuring 50 mile, 25 mile, half marathon and intro ride courses, maps, awards and community charity support.