Trail Running Calendar United States 2025-2026

The Pere Marquette Endurance Trail Run is a challenging 7.8-mile trail race held annually in December at Pere Marquette State Park in Grafton, Illinois. Celebrating its 35th year, the course features hilly terrain and scenic views through the park. Participants enjoy pre-race coffee and packet picku..

Crystal Cove Trail Run, the SoCalTrail season finale, unfolds in Crystal Cove State Park, El Moro, Laguna Beach, just minutes from Orange County’s beaches. Runners choose between the El Moro 15k (9.35 miles with 1,647 ft of elevation gain) and the Cut-Across 6k (4.1 miles, 696 ft), plus a Kids 1k co..

RunFluent Christmas in Lutz, Florida returns for year three with options for a 4-mile race or a 7-hour multi-lap challenge, including a 7-hour, two-person relay. The event takes place at 17302 N Dale Mabry Hwy. Race-day atmosphere features a race T-shirt for every participant, finisher awards, and t..

The Pocahontas Half is a scenic running event held at Pocahontas State Park near Richmond, Virginia. It features a half marathon, 10k, and 5k race, all taking place on the forested Bright Hope Trail, which offers a soft dirt and pine needle surface with some minor hills. The half marathon course is..

Folsom Lake Point to Point Trail Half Marathon is a 13.1-mile trail race held in El Dorado Hills, California, along the south shore of Folsom Lake. The course is predominantly single-track (about 95%) with some dirt-road sections, featuring rolling hills, technical segments, and scenic views of Fols..

The Frosty Buck Trail Race takes place in Glenmont, Ohio, and offers 50k and 25k trail distances built on the original BBTBU loop. In this revival, the event returns to a standard format rather than the Backyard Ultra style. The 50k consists of a 2-mile opening segment followed by seven loops of the..

The Angry Cow Trail Run #4 takes place in Panama, Nebraska, starting at the Panama Community Center. Scheduled for December 13, 2025, this event offers trail running distances of 2, 4, and 6 miles. The course features a mix of old railroad tracks converted to trails, wooded areas with creek crossing..

Cape Fear Holiday Run is a festive trail race held at Cape Fear Shiner Park in Lillington, North Carolina. The event features a 1.17-mile loop on a trail with a short paved section, suitable for runners of all levels. Participants can choose from 9-hour, 6-hour, or 3-hour timed events.The race offer..

The Frosty Forest 5K is a trail running event held in Roosevelt Forest, Stratford, Connecticut. This 5-kilometer race offers participants a chance to escape the roads and enjoy a scenic course through nature. Runners, joggers, hikers, and walkers are all welcome, with a requirement of some trail exp..

The Pup-A-Go 5k Hike/Run is an annual event held at Papago Park in Phoenix, Arizona, featuring a 5K course that loops counterclockwise around the park. Participants can run, jog, or hike with their dogs or solo, with an emphasis on community and respect for all attendees. Dogs must be leashed and va..

Doomsday is a two-distance endurance event in Cool, California, offering a 50K and a Half Marathon on a beautifully scenic, backcountry-style course. The 50K features about 5,100 feet of elevation change with a 9.5-hour cutoff, while the Half Marathon covers roughly 1,250 feet of gain/loss and a 5-h..

Saturnalia is a winter trail running event held at Squaxin Park in Olympia, Washington. Featuring a 10K distance, it offers participants a festive holiday atmosphere amid the challenges of winter trails, darkness, and variable weather conditions. The event celebrates the season with a fun and spirit..

2025 Pigtails Run in Maple Valley, Washington marks its 20th year with the event’s Fat Ass vibe. It offers 50K, marathon, and half-marathon distances, starting and finishing at Four Corners in Maple Valley. The course mostly uses paved river trails, with some dirt and gravel, using out-and-back sect..

#RUNMARANA Dirt Dash at Wild Burro takes place at the Wild Burro Trailhead in Tortolita Mountain Park, Marana, Arizona (14810 N. Secret Springs). The event offers a Half Marathon (13.1 miles) and a 6-mile option.The course starts with a flat 2-mile Wild Burro Trail segment, then about 9 miles of sce..

Beast of the East 100 is a multi-distance trail ultra in Kings Mountain, North Carolina, hosted by Dirty Wolf Racing. Distances include 100 Miler, 100K, 50 Miler, Marathon, and Half Marathon on the Crowders Mountain trails, featuring two summits and lake views. The 2025 course uses a Crowders Ridge..

Helen Holiday Half & 10K takes place in Helen, Georgia, and centers on a festive, scenic trail experience. The event offers a half marathon (approximately 13 miles) and a 10K, both run on mountain trails rather than roads. Runners should expect elevation, a big climb, and technical sections, with co..

2025 Hark the Herald Half Marathon & 10K, the 37th annual edition, takes place at Angel Island State Park, Belvedere Tiburon, California. The Half Marathon is two loops on a hilly trail; the 10K is a single loop. The event is limited to 400 participants, creating an intimate atmosphere with panorami..

SRC Presents: A Backyard Ultra takes place at Blydenburgh County Park in Hauppauge, NY on December 13–14, 2025. The event features two races: A Backyard Ultra, a true ultramarathon where runners must complete a 4.167-mile loop within an hour, repeatedly until only one runner remains; and The 1 Lappe..

The Tinsel Trot 10k in Louisa, VA, is a festive cross-country running event held at Southern Revere Cellars. The course loops around the winery property, with the 10k consisting of four laps and the 5k two laps, featuring gentle terrain without major hills. Participants enjoy a chip-timed race with..

The Ignite Trail Marathon, part of the Ignite Trail series, takes place at Chain O'Lakes State Park in Albion, Indiana. The event offers two distances: a full marathon and a half marathon. The course features a 13.1-mile loop that runners complete once for the half marathon or twice for the full mar..