Trail Running Calendar Arizona 2025-2026

Embark on an exhilarating journey through some of Arizona's most scenic routes with our comprehensive Trail Running Calendar for 2025-2026. With 79 diverse trail running events spread across the Grand Canyon State, you're sure to find the perfect race that aligns with your schedule and fitness level.

In the vibrant city of Phoenix, trail runners can explore the rugged beauty of the Sonoran Desert, with routes offering breathtaking vistas and challenging elevations. Not far behind, Tucson's trail running scene is adorned with the picturesque trails of Saguaro National Park and the Santa Catalina Mountains, promising runs that are as scenic as they are invigorating. Runners in Mesa and Chandler have the advantage of the sprawling trails in the Superstition Wilderness.

Trail enthusiasts in Scottsdale are spoiled with the McDowell Sonoran Preserve's extensive network of pathways, each offering a unique desert running experience. Meanwhile, Glendale's proximity to the White Tank Mountain Regional Park affords trail runners a chance to immerse themselves in the serene Arizona outdoors.

The Mogollon Monster is a rugged ultramarathon held near Pine, Arizona, about 90 minutes northeast of Phoenix on the Mogollon Rim. It offers two distances: a 100-mile endurance race and a 42K (26-mile) option on Sunday. Runners traverse six rim crossings, climbing from roughly 5,200 to about 7,900–8..

VALOR 22 is a commemorative running and rucking event held annually at the Arizona State Veterans Home in Flagstaff, AZ. Scheduled for September 13, 2025, it features a 1K fun run/walk, a 5K competitive run on the Northern Arizona University campus, and a challenging 22K trail ruck march carrying 22..

The Flagstaff to Grand Canyon Stagecoach Line Ultra is a challenging endurance event hosted by the Arizona Trail Association, featuring a 100-mile run, a 55K run, a 100-mile mountain bike race, and relay options. The race takes place in northern Arizona, starting in Flagstaff and finishing at the Gr..

Javelina Jangover Night Runs takes place at McDowell Mountain Regional Park, near Fountain Hills, Arizona, staging from the Pemberton Trailhead. The race offers 75K, 50K, 25K, 15K, and 7K distances on rolling desert trails with fast sections and hills. It is the final race in the Insomniac Night Tra..

Everyone Runs Catalina State Park 50-Year Trail Race and 5k Trail Run & Walk takes place at Catalina State Park near Tucson, Arizona. The event offers a 9.3-mile trail race on the Nature Trail, Bridal Trail, and the 50-Year Trail (about 2.75 miles out-and-back) plus a 5k trail run on the same networ..

Desert Twilight XC Festival Community 5k is held in Mesa, Arizona as part of the Nike Desert Twilight Community Race, in its 16th year. It features Arizona's largest and most unique cross‑country meet, with a community night 5k illuminated by lights among 19 races. The course is partly grass, dirt,..

Flagstaff Sky Peaks Mountain Runs in Flagstaff, Arizona, staging from the Fort Valley Trailhead near Snowbowl. Distances offered include 50 Mile (50.1 miles), 50K (31.5 miles), 26K (6.2 miles), and 10K (6.2 miles). The 50M circumnavigates the San Francisco Peaks, featuring forest roads, single-track..

Babbitt's Backyard Ultra is a last-person-standing race held at SP Crater in Flagstaff, Arizona. The course blends dirt trails and roads with about 150 feet of elevation gain, offering views of the crater and surrounding peaks. Each loop is 4.167 miles and must be completed within an hour, with the..

Sandam Burro Jam Camp is a three-day burro-running event held at Sandam Ranch, a 100-acre site in the Prescott National Forest near Dewey, Arizona. The weekend features three races: a 3-mile Burro Fun Run, a 6-mile Intro Burro Race, and a 9-mile Pack Burro Race, with packing gear required for the lo..

October 2025

Saddles 100 is an ultramarathon event held in Prescott, Arizona, offering runners the choice to race either 50 or 100 miles. The course features a loop around Prescott, showcasing some of the region's best trails. In 2025, the race will be run counterclockwise, with 50-mile participants covering the..

Flagstaff Marathon, presented by Cambium Wealth and Legacy Strategies, takes place in Flagstaff, Arizona, at the Arizona Nordic Village in the Coconino National Forest. The event includes Marathon, Half Marathon, 10K, and Kid's Kilo races. Courses are off-road, set at 8,000+ feet elevation among pon..

Thrasher Night Trail is a night race held at Cave Creek Regional Park in Cave Creek, AZ. Distances are 33K, 22K, 11K, and 5K, run on rolling desert single-track through the Slate, Quartz, Go John and Overton Trails. The 33K and 22K consist of loops that pass the start/finish line after each lap, wit..

The Flagstaff Loop Trail 45 Miler is an unofficial "fatass" style ultramarathon held in Flagstaff, Arizona, starting at the Schultz Creek Trailhead. This unique event features a 45-mile course through scenic trails, emphasizing a community-driven atmosphere with no entry fee. Instead of paying to en..

Located in Cave Creek, Arizona, the Cave Creek Thriller Trail Runs offer four distances: 50K, 24K, 11K, and 5K. The 50K and 24K are point-to-point courses along the Maricopa Trail from the Agua Fria Trailhead near Lake Pleasant to Cave Creek Regional Park, finishing inside the park; the 11K and 5K s..

Canyon De Chelly Ultra takes place on the Navajo Reservation in Arizona as a 55K ultramarathon. The course begins at the canyon entrance and proceeds 17 miles up Canyon De Chelly to Spider Rock, then continues via Bat Canyon Trail to an overlook turnaround and returns. The route combines sand and si..

Soulstice Mountain Trail Run is held at Government Prairie in Kaibab National Forest near Flagstaff, Arizona. The event offers multiple distances: Soulstice 30K, Long Course 11.2 miles, and a 10K, plus a Kids Dash. Organized by NATRA volunteers, 100% of proceeds benefit Big Brothers Big Sisters of F..

The Horseshoe Bend Ultras, held in Page, Arizona, offers three race distances: a 50-mile, 55K, and half marathon. The courses showcase stunning natural landmarks, including Antelope Canyon and the iconic Horseshoe Bend of the Colorado River. Runners traverse desert sand and slickrock, with routes fe..

Red Rocks of Sedona Trail Races, held in Sedona, Arizona, on October 18, 2025, offers three distances: Mountain Marathon, 20 Miler, and 10 Miler. Runners traverse trails on Sedona’s southside, highlighted by the iconic Hi-Line trail amid the area’s famous red rocks. The event is point-to-point and r..

The Elden Ridge Run is a half marathon trail race held in Flagstaff, Arizona, starting at the Sandy Seep Trailhead. The course features scenic views of meadows, ponderosa pines, and panoramic vistas from the summit of Mt. Elden.Runners tackle a challenging climb on Elden Lookout trail before descend..

Man Against Horse Race takes place in Prescott, Arizona, offering 50-mile, 25-mile, and half-marathon courses where endurance runners share the same trails with horses. The 50-mile loop climbs Mingus Mountain to about 7,600 feet, with roughly 7,300 feet of ascent and descent, on a mix of single-trac..