Arizona
Arizona Trail Running Calendar 2026-2027
Explore the best trail runs in Arizona for 2026-2027! Our updated list features 99 exciting trail runs across the region. Find your next trail run in Arizona below and join the trail community at these great events!
November 2026
Phoenix Spartan Weekend features Sprint 5K, Super 10K, Beast 21K and kids races at Phoenix Raceway over two days of obstacle course racing.
Races through Monument Valley Navajo Tribal Park offering marathon, half and 4-mile trail routes on dirt roads with aid stations, finisher medals and post-race music.
Trail loop races near Indian Wells AZ offering a free 2 mile plus paid 5K and 10K with cash prizes for top finishers and t-shirts for all registrants.
A community fundraiser in Phoenix with a chip timed 5K and a live Kids 1 Mile supporting Desert Mission Food Bank, plus medals, limited shirts, and a virtual 5K option.
Cross country 5K and 1.5 mile fun run at Reid Park with grass, hay bales, stroller lanes, awards, team scoring, and charity support.
December 2026
Trail ultraraces in Vail, Arizona with 50 mile, 55K and two half marathons on rolling desert singletrack, stocked aid stations and a cupless policy.
Night trail races on December 5, 2026 at McDowell Mountain Regional Park offering 25K 10 Mile and 5 Mile distances with aid stations and marked desert trails.
A set of trail races on December 5, 2026 at McDowell Mountain Regional Park featuring 50 Mile, 50K, 25K, 10 Mile and 5 Mile courses on desert single track.
Three 50 mile ultramarathons on the Arizona Trail across winter and spring; each race must be finished within 15 hours and proceeds support the Arizona Trail Association.
Join a holiday tradition in Tucson with 5k and 1k runs starting at the Mica Mountain High School track. Support Toys for Tots by bringing a donation while navigating a varied cross country course.
A 50K trail race in the Phoenix Mountain Preserves on Dec 12, 2026, limited to 50 runners, with technical terrain, GPX navigation and aid at major trailheads.
Trail run and ruck in Peoria offering 5K and 10K options, a veterans honor ceremony, cookout, raffle, and proceeds benefiting Soldier's Best Friend.
A Santa-themed charity run in Prescott offering 10K, 5K and a 1 mile Rudolph Run to support The Launch Pad Teen Center.
Trail running at Estrella Mountain Regional Park with a Half Marathon, 10K, 5K and a combined challenge, on-course water and finisher items.
Winter desert trail races in Yuma featuring a 6-mile single-track course and a 1,000 ft kids' dash, with proceeds supporting local trail maintenance.
A charity 5K and kids 1 mile at AZ Falls in Phoenix supporting Toys for Tots with medals for finishers and a virtual 5K option.
A multi day running festival at Peoria Sports Complex offering fixed time races and fixed distances on a 1.42 mile loop with 24/7 aid and medical support.
January 2027
A 14 mile trail race on Trail 100 in Phoenix's North Mountain Preserve, featuring single-track sections, steep climbs, loose rock, aid stations and a 4 hour cutoff. The route runs from Mountain View Park to Dreamy Draw and back.
A trail running event at Usery Mountain Regional Park on January 9, 2027, offering 20k, 10k, 5k and a 1-mile fun run with all registration fees donated to two local charities.
San Tan Scramble in Queen Creek, AZ on Jan 9, 2027 offers trail races from 5K to 50K on single-track desert trails with shuttle parking for 5K and 9K.