Trail Running Calendar United States 2026-2027

Experience a summer of trail running in Park City with a three race series ranging from a 5K to a half marathon. Complete all three events to earn finisher medals and exclusive race swag.

This ultramarathon explores Colorado's Wet Mountains on a tough 100-mile or 50-mile course. The route crosses diverse ecosystems, from wet forests to arid valleys, with 22,500 feet of climbing. Only 75 spots are available per distance.

Experience the scenic trails of Bend at the FootZone Dirty Half. This 13.1 mile course transitions from pavement to single track trail through the National Forest and concludes with a celebration featuring music and prizes.

Experience a trail race along the largest inland beach in Ohio at Alum Creek State Park. Choose from distances ranging from 5K to a half marathon or join a relay team to run through scenic shale cliffs.

This 5K run/walk takes place on the Rock Run Greenway Trail in Joliet, starting and ending at Cemeno's Pizza. All proceeds support local cancer patients through the Pat Clark Cancer Foundation. Registration includes a T-shirt and finisher m..

Test your mettle on the beautiful trails of Asbury Woods featuring boardwalks and single track loops. This family friendly event includes a five mile competitive race plus a kids run and free childcare.

Experience the inaugural Great Springs Trail Race at Canyon Park. Run technical, shaded loops along the shoreline of Canyon Lake with distances ranging from a youth mile to a 50K ultra.

Celebrating its 10th year in Humboldt Redwoods State Park, this run offers 30K and 10.5 mile courses. Both routes climb Grasshopper Peak before finishing in a stunning grove of ancient redwoods.

Event Information The Frost Town Trail Festival is a trail running event held at the RMSC Cumming Nature Center in Naples, New York. It features two race distances: a 25 km and a 10 km trail run. The event supports the environmental educati..

Experience the longest running night trail series in the country at Pedernales Falls. Choose from distances ranging from a youth mile to 60K and enjoy a unique evening of trail running in the Texas Hill Country.

This 45th annual memorial race honors coach Gary Brown with a fast, flat five-mile out-and-back on the shaded C&O Canal Towpath. Participants receive chip timing, a tech shirt, and awards. A student entry option is available for this Willia..

The Kan returns for a fifth year of trail running in Mt. Spokane State Park. Choose from 50k, 25k, or 10k distances on scenic alpine and forest trails. Enjoy post race food and drinks, and a chance at a prize purse.

The inaugural Fullerton Fit 5K Trail Run offers a scenic dirt trail course through the Brea Dam area. The event also includes a Health & Wellness Fair with local vendors and food trucks. Registration includes a shirt, medal, and other race..

Explore the scenic Issaquah Alps with well supported loop courses through the Tiger Mountain State Forest. Choose from three distances featuring rolling forest roads and mountain biking trails just outside of Seattle.

Run a scenic 10-mile course along the Mississippi River in St. Paul. The route travels from Mississippi River Boulevard through Hidden Falls Park, finishing at Upper Landing Park. A shuttle returns runners to the start after the race.

This adaptive trail race at Russ Nature Reserve welcomes all abilities with a choice of 1-mile, 2-mile, or 5K distances. It's free for ORRRC members and youth 14 & under, or $10 for others. A rolling start allows flexible arrival times.

Experience Ohio's largest state park at the Summer Sasquatch trail race. Run through rolling hills and bridle trails with distances ranging from 10 miles to 50K over a scenic weekend in Kimbolton.

The Crater Trail Run explores the single-track trails of Van Peenen Memorial Park in Decorah, Iowa. Races range from a kids mile to a 50K ultramarathon, all on a groomed, marked trail system. Proceeds support local schools and trail organiz..

Join the free Dirt Circus community festival in San Francisco for a social trail run, a pancake breakfast, and a raffle. Meet local race directors and brands, and enjoy the circus vibe with costumes encouraged. The event starts with group r..

Celebrate Global Running Day with a cross country 5K or 1 mile fun run at the Ivey Redmon Sports Complex in Kernersville. This inclusive event features multiple speed heats including an elite category and a post race expo.