Trail Running Calendar Arizona 2026-2027

An annual Prescott, Arizona event where runners and endurance horses share trails over three distances: 50 miles, 25 miles, and a 13 mile half marathon, with mountain and valley terrain and mixed single track and dirt roads.

A fall trail race series in Arizona with Short, Middle, Trail, and Ultra pass options across three dates. The events use cupless protocols and include the point scoring Sonoran Desert Cup competition.

Experience the scenery of the Kaibab National Forest at this trail event near the Grand Canyon South Rim. Choose from marathon, half marathon, and 5k distances on a variety of rugged forest roads and paved paths.

An ultra running event at McDowell Mountain Regional Park featuring five-loop 100 mile and 100K courses plus a Jackass 31K night loop, desert single track, on-site camping options, and Golden Ticket qualification for Western States.

A single-loop night event on the Javelina course, the Jackass Night Trail is a 31K (19 mile) loop with four aid stations, costume and glow themes, and a lively Jackass Junction aid station to visit during the run.

A weekend of desert trail running at McDowell Mountain Regional Park offering a 6.6 mile Red Loop plus 6 hour and 24 hour ultra options on a 15.2 mile relay course, with Ragnar Village camping and on-site amenities.

Ragnar Trail Arizona is a team relay across McDowell Mountain Regional Park on November 6 and 7, 2026. Teams cover 121 miles total with overnight camping in Ragnar Village and on-site amenities like food trucks, bonfires, music, and yoga.

Experience the natural beauty of Catalina State Park with trail races and a flat 5k road run. Enjoy a homemade Mexican breakfast and professional photos included with your registration at this Tucson event.

Night trail running at Usery Mountain Regional Park on November 14, 2026 with looped 30K, 20K, 10K and 5K courses, well stocked aid stations, chip timing, onsite medical support and a Double Down medal option for completing both races.

Trail races at Usery Mountain Regional Park near Mesa, AZ, with 50 mile, 50K, 25K, 10K and 5K options on desert and forest trails. Aid stations are placed every 3 to 8.6 miles and pacers are allowed only for the 50 mile event.

Route 66 UltraRun in Arizona marks the centennial with 100 mile and 140 mile point to point races along Historic Route 66. Solo crewed runners and relay teams compete under generous time limits and receive commemorative finisher medals and..

A Prescott, Arizona trail event on November 14, 2026 featuring a listed 26 mile route; organizers describe it as a Dells marathon that may be about 50k. Presented by The Hike Shack and Saddles 100.

Fat Ox Endurance Runs is a multi day ultrarunning event at Estrella Mountain Regional Park offering timed events and fixed distances on a USATF certified 0.988178 mile loop with full on-course support.

Two days of Spartan obstacle races at Phoenix Raceway featuring Sprint 5 km, Super 10 km and Beast 21 km distances plus a kids race; completing all three adult distances earns a Trifecta.

A cross-country 5K and 1.5 mile fun run at Reid Park on November 26, 2026, featuring hay bales and mixed surfaces. The 5K is part of The Running Shop SAR Grand Prix, strollers are welcome and dogs are not allowed.

Experience the high desert on the Arizona National Scenic Trail with rolling terrain and wide open vistas. Choose from 50 mile, 55K, or half marathon distances starting from Colossal Cave Mountain Park.

A night trail event at McDowell Mountain Regional Park with 25K, 10 mile, and 5 mile options. Marked courses include aid stations and on-site medical staff; crews may access the start/finish and pacers are not permitted.

Trail races in McDowell Mountain Regional Park near Fountain Hills, AZ offering 50 Mile, 50K, 25K, 10 Mile and 5 Mile on desert single track with aid stations, chip timing, drop bags, and live split tracking.

A season challenge of three 50 mile trail ultras along the Arizona National Scenic Trail, each to be completed within 15 hours. Finishers of all three receive a custom garment 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.