Trail Running calendar near Williamson 2026-2027

Honor fallen service members at this patriotic trail event in Black Canyon City featuring 5K and 10K options. Run or ruck the scenic out and back course while proudly carrying the American flag.

A community running day at Buffalo Park featuring fixed-time ultras, a 5k Doggie Dash that allows dogs, a free kids 1K, and virtual 5k options with proceeds supporting the High Country Humane Society.

A night trail race in the ponderosa pines of Flagstaff offering 27K, 13K and 6K courses with marked single track, staffed aid stations, on-site medical support and finisher medals. Completing both Blackout and Big Pine earns a double down m..

A trail running event on June 20, 2026 at Fort Tuthill County Park near Flagstaff offering 50K, 27K, 13K and 6K routes through ponderosa pine forests and mesa viewpoints, with aid stations, chip timing, and on-site medical support.

Celebrate Independence Day with a scenic 4 mile trail run through White Tank Regional Park. Experience mountain views and climb toward the top of the park to earn a finisher medal and T-shirt at this cup-less green event.

A night-trail event at White Tank Mountain Regional Park offering five distances on a 6.5 mile Sonoran Loop with staffed aid stations, drop bag and crew access, and on-site medical support as part of the Insomniac Night Trail Run Series.

A late summer trail event in the Sierra Prieta mountains near Prescott, AZ, featuring a 50K distance and presented by The Hike Shack and Saddles 100.

A USA Track & Field Mountain Ultra Trail sanctioned uphill race at Arizona Snowbowl, roughly 11 miles of ascent with limited entry for 150 runners on August 15, 2026. The course features high elevation, aid stations, and a summit finish.

A point to point trail event on the Mogollon Rim near Pine, Arizona, offering about 102 miles and a 42 kilometer race across varied, technical forest and Rim terrain with significant elevation gain.

Trail running at Fort Valley Trailhead in Flagstaff with distances from 6K to 50K through aspens and pines. Courses use single track and jeep roads, include loop options, and have aid stations no more than 7 miles apart.

A multi-distance trail event along the Arizona Trail from Flagstaff to the Grand Canyon, featuring 100 mile and 55K options plus bike and relay formats through high desert and alpine terrain.

Three days of mountain running at Arizona Snowbowl in Flagstaff, AZ featuring a steep Agassiz Hill Climb, races from 5K to 50 miles, new 6 and 12 hour loop events, and a point to point mountain 20K with significant elevation gain.

A Last Person Standing backyard ultra near SP Crater in Flagstaff, AZ where runners repeat 4.167 mile loops every hour until a single finisher remains. Each loop must be completed within the hour and results record distance covered.

Granite Mountain Grind is an inaugural 50K trail race in Prescott, Arizona through the Granite Mountains with rocky climbs, technical singletrack and high desert views. The field is limited to 100 runners and the race is fully supported.

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 trail event in Prescott, AZ offering 100 mile and 50 mile loops plus a new 6.66 mile fun run around Willow Lake; the 2026 course is run clockwise and the 50 mile omits the dells section.

Trail races at Government Prairie in Kaibab National Forest on October 10, 2026 with distances from 1K to 30K. Organized by volunteers, the event donates 100 percent of proceeds to Big Brothers Big Sisters of Flagstaff.

Night trail races at Cave Creek Regional Park with 33K, 22K, 11K and 5K on rolling desert single-track. Courses use repeated loops through Slate, Quartz, Go John and Overton trails and feature stocked aid stations and live tracking.

A half marathon near Flagstaff that climbs to the summit of Mt. Elden, offers technical single track and a single aid station around mile six, and enforces a cutoff at approximately the summit.

A day of trail running in Sedona on October 17, 2026, featuring Marathon, 20 Miler, 10 Miler, and a new 2.5 Miler across Hi-Line Trail sections and red rock vistas, with marked courses, aid stations, shuttle service, and a Vendor Village at..