Trail Running Calendar United States 2025-2026

The Summit Showdown is a challenging trail running event held in Dacula, Georgia, at Little Mulberry Park. Scheduled for December 28, 2025, it offers two race distances: a 10 Mile course with approximately 1,400 feet of vertical gain and a 5K featuring around 500 feet of elevation gain, including a..

Across The Years is a unique multi-day running festival held annually at the Peoria Sports Complex in Peoria, Arizona. Celebrating the New Year, this event offers a variety of fixed-time races including 6-day, 72-hour, 48-hour, 24-hour, 12-hour, and 6-hour durations, as well as fixed-distance challe..

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 festive trail running event held at Oak Mountain State Park in Pelham, Alabama. Taking place on New Year's Eve, it offers multiple race distances ranging from 25K to 100 miles, all run on a flat, fast, and fun 5-mile loop. Participants can complete multiple loop..

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, allowing participants to choose their preferred challenge. The event takes place on December 31, providing a unique opportuni..

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 multi-distance running event held at Arkansas Bend Park in Lago Vista, Texas, featuring scenic trails along the Colorado River and limestone bluffs. Scheduled for January 1-2, 2026, it offers various race options including a 50K ultramarathon, 25K trai..

The Auburn Resolution Run is a trail running event held at Overlook Park in Auburn, California. Scheduled for January 1, 2026, it offers multiple race distances including 5K, 10K, 10 miles, and a virtual run option for any distance. This event provides a refreshing and adventurous way to start the N..

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 Tuscobia Winter Ultra is a challenging human-powered winter endurance event held on the Tuscobia and Wild Rivers State Trails in Northern Wisconsin. Participants can choose between an 80-mile one-way course or a 160-mile out-and-back route, with the longer distance serving as a qualifier for the..

The Frozen Trash Panda is a trail running event held at Monte Sano State Park in Huntsville, Alabama, as part of the Winter Wild Thangs Trail Series. Scheduled for January 3, 2026, it offers two race distances: a 10K and a half marathon. The course features scenic mountain views, creek crossings, an..

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 along the Elk River Hiking Trail, winding through limestone bluffs, rock formations, and scenic vistas. Aid stations..

The Great Scorpion Trail Run, held in Meridian, Mississippi at Bonita Lakes Park, offers runners three distance options: 50K, 25K, and 12.5K. The course features a challenging mix of single track and jeep trails with roots, rocks, and hills, providing a scenic route through the wooded areas around B..

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..

The Hacienda Hills Trail Run - Winter takes place at Almaden Quicksilver County Park near San Jose, California. This scenic Northern California trail running event offers nine race distances ranging from a Kids Run and 1 Mile to challenging 50K and Marathon options, all featuring increasing elevatio..

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 Carolina Beach State Park Trail Half Marathon & 5K is a trail running event held in Carolina Beach, North Carolina, featuring 13.1-mile and 3.1-mile courses. Set within the scenic Carolina Beach State Park, the race offers runners a unique experience on rolling pine-laced single-track trails alo..

The Wekiwa Springs Ultra is Central Florida's inaugural ultra trail running festival held at Wekiwa Springs State Park in Apopka, FL. The event features a scenic 3.2-mile loop through lush trails with wildlife and shaded areas. Participants can choose from a 12-hour trail run, a 24-hour trail run, o..

The 3-6-12 Hour Resolution Run/Walk is a unique endurance event held at Holland Park in Greenville, SC. Participants choose to run, walk, or roll for 3, 6, or 12 hours on a scenic 2-mile loop featuring local highlights like Double Stamp Brewery and Home Team BBQ. The event encourages a personal chal..

The Atlanta Fat Ass 50K is an annual running event held at Sweetwater Creek State Park, offering a fun and low-key atmosphere since 1994. Participants can choose between a 50K or 25K distance, with the course consisting of six loops on scenic trails. This event encourages runners to burn off holiday..