Trail Running Calendar United States 2024-2025

The Adrenaline Night Runs is an exciting trail running event held at McDowell Mountain Regional Park in Fountain Hills, Arizona. As part of the Insomniac Night Trail Run Series, participants can choose from various distances, including 6K, 10K, 15K, 25K, and 50K. Runners will navigate through scenic..

The Armed Forces Endurance Run (AFER) is a fixed-time endurance event designed to honor active duty service members and veterans, with a focus on a different military branch each year; this year, the Marines are being celebrated. The event takes place at Bixler Lake Park in Kendallville, IN, featuri..

The O'Neill Park Trail Races, scheduled for May 17, 2025, offer a stunning running experience in the scenic O'Neill Regional Park, located in Trabuco Canyon, California. Participants can choose from various race distances, including a 50k, marathon, 30k, half marathon, and 10k. The event emphasizes ..

The Born to Adapt - Los Olivos will take place in Los Olivos on Saturday 17 May 2025. You can run between 10 and 100 miles.

The Ram Party Trail Runs is an exciting trail running event taking place at the Buffalo Lodge Bicycle Resort in Colorado Springs, CO. Scheduled for May 17, 2025, participants can choose from various distances, including 55 miles, 60K, 50K, 24K, and 15K, all set against the stunning backdrop of Rampa..

The "Do It In The Bush 5K" is a trail running event organized by the Port City Pacers, taking place at Medal of Honor Park in Mobile, Alabama. This 5K-ish cross-country course is designed to benefit the Port City Pacers Scholarship Fund. Participants can expect awards for various categories, includi..

The Napa Wilderness Trail Runs, organized by Bay Trailrunners, takes place at Skyline Wilderness Park in Napa, CA, offering a variety of trail running distances including 40 miles, 50K, 30K, half marathon, and 10K. This event caters to all levels of runners, from seasoned ultra-marathoners to beginn..

The Pacifica Foothills Trail Run, hosted at San Pedro Valley County Park in Pacifica, CA, features three race distances: 10K, Half Marathon, and 30K. Set against the scenic backdrop of the Santa Cruz Mountains, participants navigate dirt trails with varying elevation gains. The event emphasizes sust..

Pound the Mound is an exciting running event taking place at Blue Mounds State Park in Luverne, MN, on May 17, 2025. Participants can choose from three distances: 30 miles, 20 miles, or 10 miles. The event encourages early registration, with a deadline of April 30, 2025, to guarantee a t-shirt. Addi..

The AdventHealth Rock Springs 5K - 10K Trail Run is scheduled for May 17, 2025, at the Rock Springs Run State Reserve in Sorrento, Florida. Participants can choose between a 10K trail run (6.2 miles) and a 5K trail run (3.1 miles), both featuring loop courses through scenic trails. The event include..

The 13 Mile Trail Race Top Down is a half marathon event taking place in San Jose, CA, within the scenic Almaden Quicksilver Park and Sierra Azul Open Space Preserve. This inaugural race features a point-to-point course, with transportation provided to the starting line. Participants can expect a ch..

DWD Gnaw Bone is an exciting running event set in the stunning terrain of Brown County, Indiana, known for its challenging trails and breathtaking natural beauty. Participants can choose from various distances, including a notoriously difficult 10K, along with 5K, half marathon, marathon, 50K, and 5..

The Sand to Serengeti is a scenic trail running event held at Green Lakes State Park, featuring two race distances: a 10-mile and a 3-mile run. Participants start at the beach, winding through beautiful trails around the lakes and up towards the Serengeti, before returning to the beach for the finis..

Quest for the Crest is a challenging mountain race held in Burnsville, NC, featuring 50K, 25K, and a newly introduced 11K distance. Known for its extreme difficulty, the event boasts significant vertical gains—12,000 ft for the 50K, 4,500 ft for the 25K, and 3,300 ft for the 11K—making it one of the..

The Endure Trail Runs, hosted by the Human Potential Running Series, takes place at Mueller State Park in Divide, Colorado. This unique event features a variety of races, including a 10k, Half Marathon, and timed challenges of 12 and 24 hours. Participants in the 12-Hour event will draw colored ball..

Possum's Revenge is an exciting trail running event held in Graford, TX, featuring a variety of race distances including 69 miles, 52 miles, 56K, 17 miles, 8 miles, and 4 miles. Set against the stunning backdrop of Possum Kingdom Lake, participants will encounter diverse terrain, including rocks, ro..

The Superior Spring Trail Race, held in Lutsen, Minnesota, features scenic and challenging trail running events along the Superior Hiking Trail, adjacent to Lake Superior. Participants can choose from three distances: 50K, 25K, and 12.5K. This event is organized by ultrarunners for ultrarunners, emp..

The Galena Sky Trail Races, held at Chestnut Mountain Resort in Galena, IL, features an 8-hour and a 4-hour timed loop course, offering runners a chance to conquer scenic trails with stunning views of the Mississippi River. Participants can run as many loops as they desire within their time frame, w..

The Butterfield Backyard Ultra is a unique running event held at Butterfield Trailhead Regional Park in Herriman, Utah. Participants tackle a 4.167-mile loop course, completing it once every hour for either 12 or 24 hours. The race emphasizes camaraderie, strategy, and personal endurance, with all f..

The Taco 'Bout Fun Run is an exciting annual event taking place in Flagstaff, Arizona, featuring a variety of races including a 10K, 5K, a 1 Mile Stroll, and a Children's Churro Chase. Set in the scenic Buffalo Park, participants can enjoy professionally chip-timed trail races through beautiful Pond..