Trail Running Calendar Arizona 2026-2027

A fully supported 50K trail ultra in Prescott, Arizona on September 26, 2026, run on rugged granite terrain with stocked aid stations, on course safety teams, finisher medals and awards for the top three men and women.

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.

Saddles 100 in Prescott, AZ on October 3, 2026 features a loop course with multiple trail races, including 100 miles, 50 miles, 10.72K and a 6.66 mile fun run around Willow Lake.

Trail races at Catalina State Park near Tucson with two options: a **9.3 mile** route including a 50 Year Trail out-and-back and a **5K** on the Nature and Bridal Trails. Courses have defined elevation profiles, water points, and age group..

A volunteer-organized trail race at Government Prairie in Kaibab National Forest offering 30K, 18K, 10K and a 1K kids dash, with 100% of proceeds benefiting Big Brothers Big Sisters of Flagstaff.

A **55K** ultramarathon through Canyon de Chelly on the Navajo Reservation, reaching Spider Rock and climbing Bat Canyon Trail to an overlook. The course mixes sand, single track and creek crossings and passes ancient ruins and pictographs.

A 45 mile unofficial fatass style trail run in Flagstaff, AZ on October 10, 2026, starting from Schutlz Creek Trailhead. No entry fee; participants must bring assigned food or drink contributions and some aid stations will provide water.

Night trail races at Cave Creek Regional Park offering looped 5K, 11K, 22K and 33K options on desert single track with stocked aid stations, live tracking and a cupless race policy.

A three-race evening 5K series at AZ Falls with chip timing, age group awards, desert-themed medals, and a virtual option. The series raises funds for Child Crisis Arizona and limits each live race to 250 participants.

A trail running weekend in Page, Arizona on October 17 2026 featuring a 50 mile, a 55K and a half marathon that traverse desert sand, slickrock and singletrack with views of Horseshoe Bend and Lake Powell.

A new 10 km trail route around the Lizard Peak range in Lake Havasu City combines single track, technical sections and gravel washes with views of Balanced Rock Cove. The 10 km does not go to the summit.

A half marathon on October 17, 2026 in Flagstaff that climbs to the summit of Mt. Elden and includes technical single-track, one aid station near mile 6, and enforced cutoffs with limited primitive parking at Sandy Seep Trailhead.

Trail races in Sedona on October 17, 2026, with Marathon, 20 Mile, 10 Mile and 2.5 Mile courses featuring the Hi Line Trail, point to point routes, shuttle service, and fully stocked aid stations.

A multi distance trail event on October 17 that runs inside Cave Creek Regional Park and along the Maricopa Trail, including a 50K that links Lake Pleasant to Cave Creek. Courses are rocky and exposed, cupless with staffed aid stations and..

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.

Man Against Horse Race in Prescott, Arizona pairs running and riding events over multiple distances on October 17, 2026, with mapped courses, packet pickup, a kids fun run, live tracking and charitable support for a local horse rescue ranch..

A fall trail series organized by Aravaipa Running with races on Oct 17, Nov 14, and Dec 5 in Cave Creek and nearby venues. Pass options cover Short, Middle, Trail, and Ultra distances and include cupless race procedures.

An outdoor stair climb through historic Old Bisbee on a 4.5 mile course with nine staircases and over 1000 steps. The chip timed event offers scenic town views, in person bib pickup, and strict onsite rules for participants.

A 13.4 mile trail half marathon near Grand Canyon Village through Kaibab National Forest, featuring forest jeep roads, rocky and dirt sections, and a paved final mile. Registrants receive a shirt and finishers receive a medallion.

Charity bib entries reserve spots in the Javelina Jundred 100 Mile and 100K races at McDowell Mountain Regional Park with fundraising minimums of $4,000 and $3,000. The 100 Mile is a 2027 Western States qualifier and a Golden Ticket race.