Trail Running Calendar United States 2026-2027

Two days of single-loop trail races in the Lake Chelan area with a kids' mile, 10K, half and 50K, scenic valley views, cupless aid stations, and on-site camping at Echo Valley Ski Area.

Two trail ultras in Buffalo Creek Colorado on May 30, 2026 covering singletrack through pine forest and burn areas. The event offers 50 Mile and 50K options, staffed aid stations, course markings, and a post race festival with awards.

Pacifico Ultra is a fully supported trail race near Palmdale CA with a challenging 50k and half marathon across technical singletrack and mountain roads. Expect high elevation, aid stations, shuttle service and a true wilderness vibe.

Trail races of 50K, 25K and 13K at Doe Mountain Recreation Area on May 30, 2026. The USATF sanctioned event includes a 60 foot fire tower with 360° views across Tennessee, Virginia and North Carolina.

Run the scenic 8K through Lincoln Memorial Garden on May 30 in Springfield, with wood chipped trails, bridges, and a Kids Fun Run around Cawley Meadow. Finishers get a shirt and wooden medallion, and the field is limited so register early.

Run scenic trails in Joaquin Miller and Redwood parks near Oakland, with distances from a 50 yard kids dash to marathon and 50K. Enjoy stocked aid stations, a technical Cinderella finish and shirts for preregistered runners.

A trail running festival in Park City offering 68K, 30K and 15K courses through wooded trails and scenic mountain views, with a finish festival at Newpark Amphitheater featuring music, food, vendors and an award ceremony.

Experience Giant City State Park at the Red Cedar Trail Races on May 30, 2026. Choose a 5k, half marathon or rugged 40k on scenic single track with creek crossings, rolling climbs and finisher medals and swag.

Take on the Angry Cow Trail Run and Obstacle Race at Rockford Lake on May 30, a lively 4 to 5 mile route through woods and pastures with obstacle challenges along the way. Camping and rucking options are offered, register by May 15.

Run scenic trails around Hargus Lake at A.W. Marion State Park on May 30, 2026, with options from 5K to a half marathon plus a 20K relay and a 6 Hours of Power timed challenge. Enjoy rolling woods, shoreline views, a marked course and finis..

Join San Mateo PALs 5K and 10K at Coyote Point on May 30, 2026 to support health and mental wellness. Race registration includes a T shirt and access to a free Wellness Fair, and the event welcomes families, strollers and dogs.

Three timed ultramarathon options on a clockwise 1.75 mile loop around Lake Tye in Monroe, WA. Runners complete full laps within their chosen time, aid and beach access are available, and proceeds support local trail work.

Connor's Claims Ultra in Stockton Utah on May 30 2026 offers trail races of roughly 52 miles, 31.1 miles, and 13.8 miles with significant elevation gain and multiple aid stations across mining roads and ATV trails in the Oquirrh Mountains.

Trail run at Brown County State Park on May 30, 2026 offering 5K and 15K courses with long climbs, singletrack sections, and GPX maps available.

Conquer the climb at the Mount Magazine 15k on May 30, 2026 in Havana, AR. Enjoy a scenic uphill route to the summit with shuttle return or run back, plus a shirt and custom medal; run, walk and virtual entries available.

Tail Wagger brings dog friendly 5K and 1 mile fun to North Tahoe Park on May 30, 2026 and to Incline Village TBA. Expect scenic trails, an expo, separate human only starts, swag for pups and people and a local pet charity fundraiser.

Free one day running festival in Crystal Lake celebrating local races, clubs, and brands. Pick a 4.3 or 6.8 mile social run, browse the expo, enter raffles, demo gear, and enjoy food, drinks and community fun.

A May fundraising series on the C&O Canal and Appalachian Trail supporting HARC programs, with distances from 5K to a 20-mile challenge, on-trail support, and a post-hike celebration lunch.

The The Shoreline 10K will take place in Logan on Saturday 30 May 2026. You can run between 5 and 10 kilometers.

The The Trail Trot Cross Country 5K will take place in Robinson on Saturday 30 May 2026. You can run 3 miles.