Trail Running Calendar United States 2025-2026

Take on Hotfoot Hamster, a 6 hour, 12 hour, or 24 hour fixed time race on a flat 500 meter loop at century old Nardini Manor in Buckeye Arizona. Live chip timing, staffed aid with vegan options, and a cupless policy.

Take on the Momentus BackYard Ultra at Williams Rushing Farm near Monroe, NC on May 30, 2026. Choose the signature hourly BackYard Ultra loop or a single loop Celebrity Fun Run on a rustic dirt course with camping and live music.

The Dormie Challenge: 12-Hour and 6-Hour Ultra Marathon The Dormie Challenge takes place on Saturday, May 30, 2026, in Stevens Point, Wisconsin. The event offers two timed ultra marathon options: 12-hour and 6-hour. The course is a 1.01-squ..

Cayuga Trails in Ithaca NY offers 50 mile and 50K trail ultramarathon courses through waterfalls, stone stairs, and rugged singletrack. Big climbs, plentiful aid, and post race food await while entries support local land trusts.

Backyard Ultra of Northern Utah takes place at Mantua Reservoir in Mantua, Utah. The centerpiece is a precisely 4.1‑mile loop on the Mantua Reservoir Trail—no out‑and‑backs—designed to keep miles pouring in with seamless yard-to-yard transi..

Take on the More Miles Last One Standing Challenge on May 30 in Knoxville MD, a backyard ultra where runners cover a 4.167 mile loop each hour until one remains. Prize money, a 1 mile race, and a Backyard Ultra qualifier add the drama.

Test your limits at Elsa Chicken Plucker Backyard Ultra in Willenborg Woods with an hourly loop through single track, grass trails and the Tunnel of Trees. Bronze Ticket can send you toward the Big Dog World Championship.

Rugged single loop trail races in Worlds End State Park offer waterfalls, overlooks and technical rocky terrain. Choose the 100k, part of the PA Triple Crown, or the 50k for an epic mountain run.

Run beneath the dramatic cliffs of Smith Rock at Skull Hollow near Terrebonne, Oregon, with 50 mile, 50K and 10 mile trail options across single track and gravel roads. Expect big climbs, aid stations and a post race burrito bar with beer.

North Fork 50 : Event details The North Fork 50 Mile/50K is scheduled for Saturday, May 30, 2026, in Buffalo Creek, Colorado. The start and finish are at the Buffalo Creek Clubhouse, 18050 S Buffalo Creek Rd, Buffalo Creek, CO 80470. Distan..

Tackle scenic, technical trails in Joaquin Miller and Redwood parks on May 30, 2026, with distances from 8K to 50K plus a free kids dash. Costume contest, stocked aid stations, and big climbs make this a festive, challenging trail day.

Run scenic ridgeline trails with ocean views and a Red Hill summit through ferns and redwoods at Sonoma Coast Trail Runs. Choose from 50K, marathon, 30K or half marathon for a challenging day on the Sonoma coast.

The Weld Your Mettle Running Festival, held in Eaton, Colorado, is a multi-day event featuring a variety of running challenges for all levels. Participants can choose from solo or relay races lasting 3, 6, 9, 12, 24, or 36 hours, including..

Pacifico Ultra is a scenic, fully-supported trail event in Palmdale, California, set in the Angeles National Forest. It offers two distances: a 50k Ultra (31.4 miles with 5,597 feet of vertical gain) and a Trail Half Marathon (13 miles with..

Kettlefoot Kettlefoot is a trail running event on May 30, 2026, at Doe Mountain Recreation Area, located minutes from Mountain City, Tennessee. Distances offered include: 50K 25K 13K Course and location The course runs on varied terrain w..

The Wildcat 5K Trail Run-Walk-Wag is an annual event held in Boxford, Massachusetts, starting and finishing at the Danvers YMCA Camp overlooking scenic Stiles Pond. The race features separate courses for runners and walkers, including those..

Enjoy a scenic 8K through Lincoln Memorial Garden in Springfield on May 30, 2026, weaving lakefront paths and prairie trails. Kids fun runs, post race food, and a wooden finisher medallion make this intimate event limited to 300 runners.

Run the Lake to Ocean 100K, a point to point ultramarathon across Florida single track through dunes, hammocks and wetlands, finishing on Hobe Sound beach. Expect rugged terrain, abundant wildlife and a true endurance challenge within an 18..

Hit the scenic trails of Point Pinole on May 30 for Nitro Trail 2026, with half marathon, 10K and 5K distances plus a remote runner option. Enjoy coastal views and support East Bay Regional Parks with every step.

Lucifer’s Crossing is a trail running event held at Old Y Camp in Robert Treman State Park, Ithaca, NY. It offers three distances: a half marathon (13.2 miles), a 10K (~6.66 miles), and a 5K (3.3 miles). The course features scenic and flowi..