Trail Running Calendar United States 2023-2024

The Blood Rock 100 is a challenging trail run taking place at Oak Mountain State Park, offering a 100 miler, 50 mile, 55K, and 25K races. The event starts on December 1st and 2nd, with varying start times and elevation gains for each race. The 100-mile race has a 44-hour cutoff, while the 25K has a ..

The Loup Garou Trail Run offers 100, 60, 40, and 20-mile options, taking place on December 2, 2023, at Chicot Park Rd. in Ville Platte, LA. The trail features long bridges through cypress swamps, hardwood forest, and piney woods, with most of the trail being single track and not as flat as expected ..

The Death Valley Trail Marathon & Half Marathon will take place in Death Valley on Saturday 2 December 2023. You can run between 21 and 42 kilometers.

The Redmond Reindeer Romp is a trail running event located in Redmond, WA, United States. It is organized by Northwest Trail runs and has a total of 286 registrations. The event will take place on Thursday, November 30, 2023, and registration closes on the same day at 11:59 PM (GMT-8). For more info..

The Colorado Cold Rush Ultra is a winter running event that takes place in Colorado Springs, CO. The race offers both a 50K and a half marathon distance. The course takes runners along historic High Drive and through the tunnels of the Colorado gold rush. While there is a possibility of snow, the co..

The McDowell Mountain Frenzy trail run offers 50 Miler, 50K, 25K, 10 Miler, and 5 Miler race options. The event features rolling single track, short steep climbs and drops, and the beautiful desert scape within the McDowell Mountain Regional Park and McDowell Sonoran Preserve. The race is part of th..

The Colossal Vail 50/50 is a trail running event with various distances using a beautiful high desert section of the Arizona Trail east of Tucson, Arizona, near the community of Vail. The event offers 50 Miler, 55K, 13 Miler NIGHT, and 13 Miler options. The course is designed to give new ultra runne..

The Into The Wild Fremont Canyon will take place in Orange on Saturday 2 December 2023. You can run 28 kilometers.

The Jackson County 50-50 Ultramarathon will take place on Saturday, December 2nd, 2023, at the Pyoca Camp and Retreat Center in Brownstown, IN. The event offers various distances including 10 miles, 50k, and 50 miles, as well as relay options for 2-5 person teams. The challenging course features ste..

The Arctic Frog Run in Libertyville, IL offers a variety of distances including 50K, 25K, 15K, 10K, and 5K. The course features a mix of pavement, wooded, and crushed limestone trails, with some rolling hills. The event takes place in December, offering a unique winter running experience. Participan..

The Southern Arizona Triple 50 is a unique challenge for runners looking to finish three 50-mile ultra running events in a single season. The events take place on a portion of the Arizona National Scenic Trail, with event proceeds donated to the Arizona Trail Association. The challenge includes the ..

The Mayhem Night Runs is a part of the Insomniac Night Series and offers 25K, 10 Miler, and 5 Miler courses within the competitive track trails at McDowell Mountain Park. The race provides a unique trail experience on a cool December night, and participants will share the trail with 50-mile runners ..

The Sawmill Trail Runs is an annual event offering 50k, 16-Mile, and 8-Mile distance options, with a time limit of 12 hours for the 50k and 11 hours for the 8 & 16 Mile races. The event takes place at Staunton State Park in Pine, CO, featuring a varied course with high grassy meadows and soaring gra..

The Peacock Gap Trail Run takes place at China Camp State Park and Henry Barbier Park in San Rafael, CA, offering 10K, Half Marathon, and 30K distances. The trail network provides scenic views of Mt. Tam, San Pablo Bay, and San Francisco Bay, with a mix of single-track trails, forests, and open trai..

The Festivus 50 Miler Trail Run is set to take place on Saturday, December 2, 2023, at 2A Live Oak Lane in Middleburg, FL. The event offers various distances including 50 Miler, 37.5 Miler, 25 Miler, 12.5 Miler, and 14K. Registration closes on Friday, December 1 at 12:00AM ET. The trail run is theme..

The Anza Borrego Cuyamaca 50 Mile Run is a point-to-point trail run taking place in Julian, CA. The race covers 50 miles along some of San Diego's best and most scenic trails, with a time limit of 14-1/2 hours to finish. The course starts at the Sunrise Trailhead and goes through Cuyamaca Rancho Sta..

The Calero Trail Run - Winter is a trail run event taking place on Saturday, December 2, 2023, at Calero County Park in San Jose, CA. The event offers various distances including a 50K, Trail Marathon, 25K, Half Marathon, 15K, 10K, 5K, Mile, and Kids Run. The trail run features single track, hills, ..

The Cloudland Canyon Trail Races offer a 50 Mile, 50K, Half Marathon, and 5 Miler through Cloudland Canyon State Park in Rising Fawn, GA. The races take place on the first full weekend in December and promise a scenic, fun, and safe adventure. Runners can expect challenging courses with rolling hill..

The Ray Miller 50/50 trail run is set to take place on Saturday, December 2, 2023, at Point Mugu State Park in Malibu, CA. The event offers three different race distances: 50 miles, 50K, and 30K. Unfortunately, the race is already sold out, and the waitlist has been closed. The registration deadline..

The San Joaquin River Trail 50k & 100k Run is a challenging trail run that takes place in Friant, CA. The race offers both a 50k and 100k distance, with the 50k course featuring 5500' elevation gain and the 100k course featuring 11,000'+ elevation gain. Runners of both distances will receive a finis..