Trail Running Calendar United States 2025-2026

Placerville's Holiday Jingle & Mingle Run takes place on the scenic El Dorado Trail in historic Placerville, California. The event offers multiple race distances including a half marathon, 15k, 10k, 5k, mile, and a kids run, accommodating runners of all levels. The course features beautiful oak tree..

The Moccasin 24 is a 24-hour ultramarathon held on December 26-27, 2025, in Memphis, Tennessee, featuring a 4-mile trail loop on the Wolf River Trails. Participants can run as many miles as they wish within the 24-hour period, starting at any time during the event. The race includes a family-friendl..

The Round The Bay Relay and Ultra is an annual 36.8-mile running event held around scenic Choctawhatchee Bay in Northwest Florida, specifically in the Destin and Fort Walton Beach area. The race features a relay format with six legs, attracting around 40 teams and over 300 runners. The course passes..

The Brazen New Year's Eve event, held at Lake Chabot in Castro Valley, California, offers runners and walkers the opportunity to participate in a half marathon, 10K, and 5K trail races. This festive race provides a scenic course through the trails of Lake Chabot, welcoming participants of all levels..

The Jupiter Ridge Sand Spur is an ultramarathon held in Jupiter, Florida, set amidst the rare and ancient Florida Scrub habitat. The event features multiple race distances, including a 50K, a half marathon, and a unique night race, the Lunacy 30K Night Run. The course traverses the challenging sand..

Across the Years is a unique multi-day fixed-time running event held annually at the Peoria Sports Complex in Peoria, Arizona. Spanning six days from late December to early January, it offers a variety of race options including 6-day, 72-hour, 48-hour, 24-hour, 12-hour, and 6-hour fixed-time races,..

The Critter is an endurance running event held at Ingawanis Adventure Base in Waverly, Iowa. It offers multiple race durations including 4-hour, 8-hour, and 12-hour options, catering to various levels of ultrarunning enthusiasts. The event takes place on December 31, 2025, providing a unique opportu..

The Recover From The Holidays 50K is an ultramarathon event hosted by the Huntsville Track Club, held annually at John Hunt Running Park in Huntsville, Alabama. This 50-kilometer race offers runners a challenging course to help them recover from the holiday season's festivities. The event emphasizes..

The Run Undead Ultra Trail Party is a lively trail running event held at Oak Mountain State Park in Pelham, Alabama, on New Year's Eve. It features multiple race distances, including 25K, 50K, 50 miles, 100K, and 100 miles, with participants running loops on a flat, fast course. The event combines u..

Trails by Moonlight: Wolf Moon is a unique night trail running event held in Lago Vista, Texas, featuring the scenic Texas hill country illuminated by a full January moon. The event offers multiple challenges, including the 8-hour Wolf Moon Stampede on a 3.3-mile loop, the 12-hour Last Person Standi..

Brazen New Year's Day 2026 is a scenic running event held at Lake Chabot in Castro Valley, California. Participants can choose from a half marathon, 10K, or 5K race, all set on invigorating trails that welcome the first sunrise of the year. The event offers a festive atmosphere, encouraging runners..

The Lake Travis New Year's Trail Challenge is a vibrant running event held at Arkansas Bend Park, featuring multiple race options including a 50K ultramarathon, 25K trail run, half marathon, and a 5K run/walk, along with a special kids' 1K. Participants can also opt for a Ruck division in the half m..

The Auburn Resolution Run is an exciting trail running event scheduled for January 1, 2026, at Overlook Park in Auburn, California. This event offers participants a choice of distances, including a 5K, 10K, 10-mile run, and a virtual run option for any distance. It serves as a perfect opportunity to..

Just Survive 125 is a challenging 200K ultramarathon held in Hobe Sound, Florida, along the scenic Lake to Ocean trail, recognized as one of the world's most beautiful trails. The out-and-back course traverses diverse ecosystems including sand dunes, pine flatwoods, cypress swamps, and wet prairies,..

The Wekiwa Springs Ultra is Central Florida's inaugural ultra trail running festival held in Apopka, FL, featuring 12-hour and 24-hour trail runs plus a 24-hour relay team event. The race takes place on a scenic 3.2-mile loop through lush Wekiwa Springs trails, offering shade, wildlife viewing, and..

The Frozen Assets Endurance Run is a winter trail race held at Harriet Hollister Spencer State Recreation Area in Springwater, NY. Scheduled for January 3, 2026, the event features an approximately 10k loop course primarily on winding single-track trails originally blazed for mountain biking. Partic..

The Lost Coast 55K is a challenging ultramarathon held in Humboldt County, California, starting at the Horse Mountain Creek Trailhead near Whitethorn. Covering 34.3 miles with approximately 6,500 feet of elevation gain, the course features a mix of rough backcountry gravel roads, quiet pavement, and..

Outlaw WinterRock is a trail running event held at Elk City Lake in Independence, Kansas, featuring 25K and 12K distances. The course is a technical, mostly single-track out-and-back route along the Elk River Hiking Trail, winding through limestone bluffs, rock formations, and scenic vistas. Aid sta..

The Hacienda Hills Trail Run - Winter is a trail running event held at Almaden Quicksilver County Park near San Jose, California. It offers nine race distances ranging from a Kids Run and 1 mile to challenging ultra distances like 50K and a trail marathon, all featuring increasing elevation gain. Th..

The Frozen Trash Panda is a trail running event held at Monte Sano State Park in Huntsville, Alabama, featuring 10K and half marathon distances. It is the second race in the Winter Wild Thangs Trail Series, designed for both new and experienced trail runners. The course offers scenic mountain views,..