Trail Running calendar near Denver 2026-2027

We have found 91 Trailruns within 80 miles of Denver. See below where and when you can find the races.

This trail event features a certified 5K run and a 2K walk across a 50-acre horse ranch in Gastonia, NC. A short Half-Pint run for kids 7 and under is also on the schedule. It's planned as a rain or shine event, with registration available..

The Zombie Run 5K in Morganton adds a thrilling twist to a standard race. Participants must navigate the course while keeping their flags away from roaming Zombies. A separate Family Fun Run and a festive after party with food and drinks co..

Trail ultramarathon in Uwharrie National Forest near Troy, NC on a 20.5 mile figure 8 loop; 100M is five loops, 100K is three. Field limited to 150 runners with a 36 hour cutoff and a 50-mile qualifying requirement for the 100M.

A 100 mile looped trail event in Hickory, NC on October 17 to 18, 2026 for solo runners and teams of 2 to 10, featuring about 70 percent trails, significant elevation, stocked aid stations, night running rules, and pacer and crew provisions..

Experience an iconic North Carolina trail race at Bur Mil Park featuring scenic watershed trails around three lakes. Choose from half marathon, marathon, or forty mile distances with solo, relay, and rucking categories available.

Test your endurance on the historic grounds of a former WWII training facility in South Carolina. Choose between 50k, 25k, or 8 mile technical trail courses at the rugged Croft State Park.

Trail races on and around Lake James with a 50K, relays, and a half marathon, starting and finishing at Fonta Flora Brewery's Whippoorwill Farm. Portions of proceeds support local trail development.

The Froggy's Freaky Friday will take place in Galax from Saturday 31 October 2026 to Sunday 1 November 2026. You can run between 50 and 50 miles.

November 2026

A multi-distance trail event at Kings Mountain State Park featuring a ten mile loop with about 650 feet elevation gain per loop, stocked aid stations, time limits for each distance, and awards including a custom buckle for 100 Mile finisher..

Experience an autumn trail tradition at the Anne Springs Close Greenway. Choose from a half marathon, 10K, or 5K Dog Jog where the whole family and their furry companions can race together.

Run for a cause at the UCSO Deputy Dash 5K Trail Run in Monroe. This event supports the UCSO Foundation and features a post-race expo with local vendors. Participants receive a finisher medal and race swag bag.

Experience an off road 5K cross country run in the Vein Mountain area of North Carolina. All finishers receive a medal and the first thirty participants to register receive an event t-shirt.

A 12 hour night trail event at the ASC Greenway in Fort Mill, SC. Runners complete laps of a 5K loop around Lake Haigler on the Saturday before Thanksgiving.

Thanksgiving morning trail event in Boone, NC featuring 5K and 10K timed trail races, an untimed paved Fun Run/Walk, and a Sleep In shirt only option. The updated course reduces elevation gain and mixes gravel, grass, and paved sections.

A 31.5-mile three-loop run around Derby Community Building in Ellerbe NC, raced on asphalt and dirt with course markings and open traffic. Runners receive a free spaghetti meal and a custom finisher medal; awards for overall and Richmond Co..

December 2026

Experience a self timed ultra marathon through the wooded trails of a former military training base. Participants complete 5 km loops over 24 hours while contributing to a community style aid station in Spartanburg.

Trail races at Hanging Rock State Park offering a 50K and a 25K over technical, rocky trails with significant elevation gain; winter timing with a backup date for severe weather.

Two trail races at Lake Norman State Park in Troutman, NC offer 30K and 50K courses on single-track loops with a nine hour cut off, stocked aid stations, and finisher medals for those who complete their distance.

A trail event at Crowders Mountain near Kings Mountain NC offering distances from a half marathon to a 100-mile ultra with substantial elevation gain. Four aid stations support runners; trekking poles allowed and pacers permitted for 100K a..

A roughly 5 mile trail race in Lenoir, NC with mostly single track plus gravel and a short paved section. It is the final event of the Foothills Run Series and includes age group awards, post race s'mores and hot cocoa.