Trail Running Calendar United States 2026-2027

A 100K trail event in Pocomoke, MD combining two consecutive 50K runs with combined times deciding overall winners. The first 50K is held at an undisclosed location revealed shortly before the run.

A winter endurance challenge on Mt Sentinel offering 3 hour, 6 hour, 12 hour and 24 hour options where laps up the mountain raise funds for local air quality work. Proceeds support Climate Smart Missoula's local climate and air programs.

A trail running event at Almaden Quicksilver County Park offering distances from a kids run to a 50K, with out-and-back courses into the Sierra Azul Open Space Preserve, marked routes, aid stations, and toilets.

A winter trail event at Hale Education in Westwood offering a 30 hour ultrarun and a 15 mile looped course. The course uses three marked five mile loops, cupless aid stations, strict cold weather gear rules, and limited entry.

A winter trail event at Lake Anna State Park offering an 8 hour looped run, a Half Marathon Plus combining three loops, and an 8 mile loop. The course is mostly single and double track with on site amenities and limited cabins.

North Texas Ultra runs multiple distances on the Lost Creek Reservoir State Trailway in Fort Richardson State Park, using a 15.5 mile out and back loop on soft fine gravel with staffed aid stations and mandatory water carrying.

Run the Stone Mountain Massacre in Roaring Gap NC on Feb 7, choose 50K, 25K or 8 Miler on rugged red ribbon trails with a 300 step climb. Expect mud and ice, aid stations with quirky tokens, and a handmade pottery finisher medal.

Single-track winter trail races of 8, 20, and 40 miles in Uwharrie National Forest near Ophir, NC, featuring rocky, rooted terrain, aid stations, pottery awards, and on-site parking and shuttles.

A multi-distance trail event at Huntsville State Park featuring 100 mile and 100 km races plus a youth 1 mile run. The course uses five 20 mile loops with frequent aid stations and pine-needle trails.

The Algonquin 50K is a community run trail ultramarathon at Pocomoke River State Park covering roughly 50 kilometers on mostly flat single track and horse paths. Aid stations appear every 5 to 6 miles and an 8 hour cutoff is enforced.

Trail races at Pepper Park Riverside in Fort Pierce with 5K, new 9K, a kids Puppy Dash and a virtual 5K. The event is dog friendly and proceeds support the St. Lucie County Sheriff’s K9 unit.

On February 7, 2026 join the Frozen Assets 5K in Madison and run or skate across the frozen surface of Lake Mendota, starting and finishing at The Edgewater. Enjoy scenic views of downtown and the UW Madison campus during the Frozen Assets..

Elephant Mountain Trail Runs on February 7, 2026 in Cave Creek, AZ offers multiple distances over single track desert trails with marked courses, regular aid stations, chip timing, and on site medical support.

Celebrate winter running at the 17th Winterläufe 8K in Frankenmuth on Feb 7 with a scenic out and back course over the Gugel Bridge. Proceeds support local charities and finishers get a winter tee, medal and post race refreshments.

A daytime trail race in McDowell Mountain Regional Park near Fountain Hills Arizona, the Stoneman Trail Run covers about 14k or 8.6 miles and serves as race two of the McDowell Mountain Cup series.

A 15k trail run at Red Mill County Park run as four marked loops. The event has a cereal theme with cereals and coffee after the race, manual timing, participant shirts or a hat and gloves if shirts sell out, and awards for overall and age..

Experience the Daydreamer in scenic Patagonia, Arizona, on rugged singletrack, remote fire roads and Arizona Trail sections with distances from 10K to 50K. Enjoy live music, a community dinner, food trucks and eco friendly practices while t..

Trail event at Bogue Chitto State Park with 50, 30, 20, 10 and 5 mile courses on mostly single-track terrain. Runners must carry personal hydration and follow strict rules; 50 mile finishers receive a half buckle and 30 mile finishers a wal..

A half-marathon and 7k through Rancho Sierra Vista and Point Mugu State Park with creek crossings, single-track climbs, ocean views, finisher medal and tee, free race photos, post-race food and sports massage.

Trail 50K and 10M at the ASC Greenway in Fort Mill, SC, run on mostly single-track technical trails with multiple creek crossings and a three-loop 50K course; course maps, aid stations, swag and a preview run are provided.