Trail Running Calendar United States 2026-2027

Join the festive St. Patrick's Day run in Dunedin on the flat, paved Pinellas Trail. Choose from a 5K or 10K course, both starting at HOB Brewing Company. The event includes a medal, tech shirt, and a post-race party in a family and pet-fri..

The Picnic Island Ultra returns for its 8th year at Riverbend Park in Jupiter. This USATF-sanctioned event features a 10-hour and 6-hour fixed-time run, plus a half marathon, on scenic crushed shell trails. Participants aim to complete as m..

Celebrate St. Patrick's Day with a snowshoe or winter run at the Vail Nordic Center. Choose between 4K and 8K groomed trail courses followed by a festive afterparty and raffle.

The Southern States 200 & 100 is a multi-day ultramarathon traversing Georgia and Alabama. Runners must navigate with a GPX device and carry mandatory safety gear. The event has a structured policy for refunds, transfers, and potential date..

A flat, timed endurance run on a scenic 2.5-mile loop in Eagle Island State Park near Boise. Choose from multiple timed events, a 100-mile race, or a team relay. The course is a fast dirt trail along the Boise River.

Choose your challenge at the Pirate's Cove timed endurance run, set on a scenic 2-mile loop around Lake Cuyamaca in the mountains. The event offers 6-hour, 12-hour, and 24-hour distances starting at 8 a.m., with on-site dining and supplies..

Event Overview The Three Days of Syllamo is a three-day ultrarunning stage race. Participants can run one, two, or all three days. The event consists of a 50k run on Friday, a 50-mile run on Saturday, and a 20k run on Sunday, totaling appro..

Event Details The Dogwood Ultra Marathons are held every March at Twin Lakes State Park in Green Bay, Virginia. The event offers several formats: a 10 Mile race, 12 Hour, 24 Hour, and 48 Hour solo runs, and relay options for each time domai..

The Big Alta is a scenic trail running weekend in Marin County, California. It offers three challenging distances: a 100K point to point, a 50K loop, and a 28K loop, all summiting high points for vast Bay Area views.

A two-day trail event in Holliday Park, Indianapolis on March 20–21, 2026 featuring a timed 5 mile run, a 3 mile hike, youth races, commemorative shirts, and varied natural trail terrain.

Experience a rugged trail run or hike through the scenic Mahlon Dickerson Reservation. Choose between 5 or 10 mile distances and enjoy a post race reward of donuts and a finisher medal.

The Trail Trashed Ultra offers distances from a 1-mile kids' run to a 50K on scenic loops near Las Vegas. Runners enjoy post-race food, drinks, and a high-energy atmosphere. Every participant gets a shirt and medal, with awards for top fini..

The Grasslands Trail Run is a North Texas tradition held each March in the LBJ National Grasslands. Runners can choose from several distances, including a 100 miler and a 15K, on a course winding through rolling hills and open fields shared..

Challenge yourself on the scenic, non-flat trails of Soldiers Memorial Park in LaPorte. Choose between a winding 10K loop or a two-lap Half Marathon, with festivities at the finish. The event supports youth runners and offers financial aid..

This low-key trail race in Indiana's Owen-Putnam State Forest is an annual tradition. Runners can choose from four distances on a scenic, predominantly single-track lollipop course. The event is cupless, requiring participants to carry thei..

Run through iconic Utah scenery at the Canyonlands Half Marathon and 5 Mile. The course travels alongside the Colorado River with views of red rock formations. This established event requires a shuttle to the start and offers a supported, t..

Explore the wild beauty of Florida's Hungryland Slough on a 14.3-mile loop through diverse ecosystems. Choose the 33-hour challenge to run multiple loops or test your speed in the 6-hour race. This flat but unpredictable trail adventure has..

Experience a unique ultra run on Bald Head Island featuring maritime forest trails and secluded sandy beaches. Choose between 50km or 51 mile routes starting at the historic Old Baldy Lighthouse.

The Hippo Trail Fest in Hutto, Texas, features trail runs, ruck races, and the unique Hippo Haul weight carry event. The weekend includes a tailgate party, live music, and a wellness market. It's a community focused event supporting local t..

Choose from three trail distances—50K, 25K, or 10K—starting from the Cool Staging Area in California. Each course features significant elevation change and a generous 10-hour cutoff for the longer races. All participants get a race shirt, a..