Trail Running Calendar United States 2026-2027

A four-race trail series in Bend, Oregon held on Thursday evenings with courses from 4 to 7 miles across April to July 2026. Series registration covers all four races and single-race sign up is available on site for 25 USD cash.

Experience a four part summer trail series at the Dublin School Outdoor Center. Run a scenic 5K loop featuring singletrack and rolling terrain while supporting local charities and community needs.

A five-week summer cross country series at College of the Canyons in Valencia, running Thursday evenings from July 16 to August 13, 2026. Main races cover three miles and a kids race takes place on the Cougar Stadium track.

Three trail distances at Crystal Mountain on July 17 and 18, 2026, starting near the summit and running through alpine meadows and old growth forest. Registrations include gondola access and finishers receive medals.

A 100 mile endurance race through Washingtons Cascade Mountains centered in Easton, with forested and rugged trails and a long-standing volunteer and radio operator community. Finishers under 32 hours may qualify for a Western States lotter..

A team-focused 5K cross country race behind the Carterville Community Center on July 17, 2026, with grass, gravel, and paved sections. Teams compete by standard XC scoring and medals and team awards are presented.

A repeat-loop endurance event at Lowell Park in Dixon, IL offering 6, 12 and 24 hour options on a 0.411 mile paved loop. Self supported with space for personal aid stations, water provided, and a three person relay option.

Test your endurance on the technical river bluff trails of Illinois with distances ranging from a half marathon to 100 miles. Experience rolling hills and steep climbs within the beautiful wooded canopy of Camp Wokanda.

A 100 mile loop through Colorado's Sawatch Range, the High Lonesome 100 covers about 23,300 feet of climb, includes 27 miles of the Continental Divide Trail and 35 miles of the Colorado Trail, and provides detailed maps and aid stations.

A July 17 running event in Downtown Dowagiac offering 5K, 10K and a one-mile Family Fun Run, with proceeds split between cancer research and student scholarships and medals awarded by age group.

A two day festival in Centennial Park, Cañon City that pairs whitewater competitions with running and biking events. Events list experience levels and participants receive festival entry on their event day.

A three day, 10 person team relay through Michigan landscapes held July 17 to July 19, 2026. Founded in 1992, the event supports Michigan Special Olympics and lists 86 teams for 2026.

Two 3 mile cross country races in July organized by Hanson's Running Shop at Stony Creek Metropark and River Bends Park. A single $10 fee covers both events, with results posted and first place awards by age group after each race.

A community 2 mile walk and run on the shady Ben's Run trails in Spencer with a pool party and a kids splash competition, held at Spencer City Pool; adult entry is ten dollars and children 10 and under are five dollars.

A two day Spartan obstacle event at Cannonsburg Ski Area near Grand Rapids featuring Sprint 5 km with 20 obstacles, Super 10 km with 25 obstacles and a kids race. Courses run across steep climbs, water crossings, trails and sand pits.

Experience trail running through an active working farm in Winona Minnesota. Choose from five distances ranging from 5k to 43k with no cutoffs for the longest event.

A Last Person Standing backyard ultra in Holly, Michigan, run on a repeating 4.167-mile trail loop that becomes a night road loop. Crew is allowed, water is provided, and on-site prizes include a champion's jacket and next-year entry.

An elimination endurance race in northeastern Utah where runners repeat 4.1 mile laps each hour and are removed if they fail to complete a lap or start the next one. The last runner earns 50 USD per lap completed.

A multi-distance trail endurance event on the Tahoe Rim Trail held July 18-19, 2026, offering 23K, 50K, 100K and 100 Mile options. The races are ITRA qualifiers with published time cutoffs and support local trail and community programs.

A backcountry footrace of about 23 miles from above Girdwood to the Eagle River Nature Center on July 18, 2026. The unmarked, technical route includes snowfields, a cold river crossing, and possible wildlife encounters.