Trail Running Calendar United States 2026-2027

The ABWR Half Marathon - Valencia will take place in Santa Clarita on Sunday 4 October 2026. You can run between 5 and 13 miles.

A fall trail 5K in Winona Forest that supports Friends Forever Animal Rescue, featuring an all-off-pavement course, on-site timing, awards, a post-race BBQ, and the option to add a donation during registration.

Haunted Heroes in Valencia on October 4, 2026 offers 5k, 10k, 15k and a half marathon on looped trails with aid stations each loop; registration includes a finisher medal and free photos.

Run a scored 5K race through the scenic trails and varied terrain of Van Cortlandt Park. This Bronx event features divisions for all adults and free youth races for ages 2 to 18.

The Fright and Flight will take place in Lakeland on Sunday 4 October 2026. You can run 5 kilometers.

A community 5K and 2 Mile Walk at Garrett Mountain on October 11, 2026, with virtual and Tot Trot options; proceeds benefit the Fred Torres Memorial Scholarship Fund supporting Clifton High School athletes.

A community trail day at McKaig Nature Center featuring a chip-timed 5K, a one-mile Monkey Rock Miler, a free kids race, a chili cook-off, event shirts for timely registrants, and awards across multiple age groups.

Jungle Escape is a trail running event at Jungle Habitat in West Milford NJ on October 4, 2026. Routes include a 13.2 mile half marathon plus, a 6.6 mile 10K plus and a 3.4 mile 5K plus with marked trails and cupless aid stations.

Trail race at Heritage Park in Adrian, Michigan offering a 50K and a half marathon with aid stations, finishers' medals, shirts, awards, and volunteer support.

The North Bend Skyline 30K will take place in North Bend on Monday 5 October 2026.

Runners climb the Empire State Building's 86 flights and 1,576 stairs to the observatory in this New York tower race on 10/06/2026. Multiple entry categories are offered with different registration windows and fees.

XTERRA World Championship runs from Oct 8 to Oct 11, 2026 in Ruidoso, New Mexico, featuring off-road triathlon formats and a 5K trail run across Grindstone Lake Park and Wingfield Park, with practice sessions and community programming.

A two-day mountain trail festival in Big Bear Lake with five race distances, varied alpine and desert terrain, UTMB World Series Major status, and opportunities for qualification to major trail events.

A 100 mile point to point on the Virginia Creeper Trail in Abingdon, Virginia. USATF certified course with crew access, well stocked aid stations and chip timing, serving as the final leg of the From Start to Heart series.

A two day ultra at Sparks Marina near Reno with timed and fixed distance events on a paved, lighted loop. Options include 3, 6, 12, 24 and 48 hour races, 50 and 100 miles, plus a 6 hour relay.

A 241.8 miles trail race in Moab, Utah, crossing desert, canyons, slick rock and two mountain ranges near Canyonlands and Arches National Park, with 15 aid stations and a 112 hour cutoff.

Experience an ultra running tradition in Albion Indiana through the IGNITE Trail Series. Choose between 50, 100, or 150 mile distances on a 25 mile loop course with pacer options for the longer distances.

Multi-distance ultrarunning across Flint Hills gravel roads near Cassoday, Kansas, including 125 mile, 100 mile, 100K, 50 mile, marathon, half marathon, and a new 4 person relay with nine legs; buckles and finisher medals awarded.

A three day stage race around Spruce Knob in Circleville WV featuring a 50k, a 50 mile, a 13.1 mile half marathon and a 5k. Registration opens May 1 and closes August 16, 2026.

A four day trail event in Rocky Point centered on a 10.48 mile loop, offering distances from 10 miles to 150 miles with two stocked aid stations, crew and pacer support, and weekend long cut-offs for all races.