Trail Running Calendar United States 2026-2027

Experience the dirt trails of northern Oakland County with a 30K, 15K, or 4 Mile run through Addison Oaks and Bald Mountain. This event features single track paths, finisher medals, and a post race celebration.

Experience a scenic 5 mile loop through the natural trails of Lakeside Park in Piedmont. Enjoy chip timed results, finisher medals, and a post race pancake celebration in a beautiful lakeside setting.

Trail races in Lyme, Connecticut offering a 9.2 mile loop and a 3 mile sprint on Mount Archer trails. Chip timed and rain or shine, with 100% of proceeds donated to local emergency services.

Run the forested trails of Napa Valley's Pacific Union College. Choose from 26K, 10K, or a kids' mile, with proceeds supporting college athletics. Remember to bring your own water bottle for this cupless event.

Run a flat, out-and-back course on the historic Great Western Trail. Choose from a half-marathon or 10K distance. Your registration supports local mental health charities.

Join a fun running event in Sugarland featuring 5k and 10k races along the Greenbelt Trails. Enjoy a unique taco making relay and a celebratory post race atmosphere with food and music for the whole family.

Experience an all trail race through the scenic Frances A. Crane Wildlife Management Area. Choose between 10K, 20K, or 30K distances on a repeating loop course in East Falmouth.

Experience technical trail running at Fountainhead Regional Park with courses featuring stream crossings and steep climbs. This event offers half marathon and 10K distances just 30 minutes from Washington D.C.

Experience a trail race through the scenic Wildlife Prairie Park in Central Illinois. Choose between an accessible 5k loop or a more demanding 10k course featuring single track trails and post race snacks.

Hit the trails at the Millican Reserve for the Hog Crazy Trail Run. This event offers multiple distances on single-track mountain bike paths and supports the Lone Star Running Project. Runners can expect aid station snacks and a commemorati..

An annual 10K trail event in Glendale with a climb to 2,536 feet and panoramic views of the L.A. Basin and San Gabriel Mountains. Produced by the City of Glendale and benefiting the Glendale Parks and Open Space Foundation.

A half marathon on the singletrack trails of the Coös Trails Network in Gorham, NH. The grassroots event supports local trail maintenance and finishes at Big Day Brewing with a post-run voucher.

Take on a technical, figure-eight trail run starting and finishing at Greenwood Furnace State Park. Choose between the half marathon or the 12K distance. The course loops around a central fire tower.

This 6-mile mountain race tackles steep trails and muddy terrain at Cochran's Ski Area. After the run, enjoy pancakes and watch the free kids' race. It's the opener for the USATF-New England Mountain Running Series.

Run the Huckleberry Jam Point-To-Point on the scenic Huckleberry Trail. Choose from an 8.1-mile or 1.75-mile point-to-point course, both finishing at the Christiansburg Rec Center. All net proceeds support the Friends of the Huckleberry Tra..

Enjoy a family friendly day on the Susie Stephens Trail with distances ranging from a quarter mile to a 5K. After the run head to the Winthrop Campus for a festival featuring games music and a cake walk.

Experience a scenic 5k trail run at Parvin State Park featuring State Police unit displays and a flyover. Support student scholarships and troopers in need while enjoying a day of community and outdoor activity.

Run or walk through the scenic mountain paths of Holimont Ski Resort for a great cause. Enjoy a 5K trail adventure featuring post race tacos and support the development of local multi use trails.

Join the Aurora community for an untimed 1k fun run or a timed 5k race ending with an optional muddy obstacle course. This rain or shine event welcomes runners and walkers of all ages.

Experience a sustainable trail race through the scenic 3000 acre Saint John’s Abbey Arboretum. Choose between 10 mile 20 mile or 50k distances on a varied loop featuring forests prairies and wetlands.