Trail Running Calendar United States 2026-2027

A multi-distance trail festival in the Shenandoah Valley with technical mountain courses through national forest. Distances range from 21K to 100M and the event offers qualification routes for UTMB World Series Finals and Western States.

Three evening 5k trail races in Ogden on the Bonneville Shoreline Trail, presented by the Trails Foundation of Northern Utah. Registration supports trail maintenance, fields are capped at 75 per race, and awards are given each event.

Alternating one hour legs of 4.2 miles between Belleville Community Park and Dot's Tavern form a last person standing race. The weekend also features 24 hour and 48 hour races on the same loop with distance buckles and prize pots.

A two-day ultramarathon in Steamboat Springs on September 18 and 19, 2026 featuring 100 mile and 50 mile trail races with limited fields and multi hour cutoffs. The race is a charity event with a significant prize purse and active volunteer..

A team trail relay at Nine Mile Forest on September 18-19, 2026, featuring 117 miles of single-track forest trails, multiple team formats and on-site camping options with village amenities like bonfires, music and food trucks.

A multi-distance, self supported mountain bike event in Marquette County with Marji Camp and race options from short to ultra; GPS navigation and recommended gear are mandatory and organized aid stations are not provided.

A 100 mile trail ultramarathon in Ogden, Utah on September 18, 2026, featuring roughly 101.5 miles, about 96% singletrack and over 22,000 feet of ascent. Live Garmin In Reach tracking is provided and the course includes a short 1.5 mile car..

A community fundraiser at Goose Island Campground in Stoddard, WI offering timed 6 and 24 hour running and walking. Participants set their own goals, from a single loop to more than 100 miles in 24 hours.

Multi-day timed ultras at Shortsville Reindeer Farm on a one mile grass and trail loop. Multiple timed options, an on-course aid barn, and belt buckles for finishers who complete 100 loops; proceeds support ROCovery Fitness.

A weekend trail festival at Standing Boy Trails in Columbus, GA featuring a Night Time Vertical 5K, a 10-mile loop, a 50K (three loops), and a Canicross 10-mile. Courses use single-track trails and proceeds support the Standing Boy Trail Sy..

A loop elimination race at Smith Ranch on a 4.18 mile dirt course where runners repeat the loop each hour until one remains, carrying their own aid; the final runner receives a custom western style trophy buckle.

The Air Force Marathon is a multi distance race weekend each September at Wright Patterson Air Force Base near Dayton Ohio, with in person and virtual options, an expo, a pasta dinner, and a finish line festival.

A 24 hours festival of hourly 5K runs on Pemberton Park trails in Salisbury, Maryland. Runners compete solo or in teams of four using a points based scoring system rather than chip timing.

A multi-distance trail running event on the Pinhoti near Dalton, GA, held September 18–19, 2026, featuring mostly single track, ridgelines and rocky sections. Bus transport and crew access are provided for several distances.

Mile Madness is a looped trail endurance event in Auburn, California, held September 18-21, 2026. Timed events run from 3 to 72 hours with a 0.75 mile loop and options including a 100 mile race plus on-site aid and amenities.

An endurance festival in Moorhead with timed three, six, twelve and twenty four hour run and ruck events. Laps use a five mile loop with aid station support, finishers awards, and buckles for 100 mile runs or 100k rucks.

An evening 5K series at Arizona Falls with three monthly races that support Child Crisis Arizona. Live events are chip timed with age group awards and raffle prizes, plus a virtual option with collectible medals.

A three-day health and wellness festival at Kingston Downs combining a choose your distance run on The Loop with a large sauna, yoga, talks, live music, camping options, and an experiential expo featuring vendors and wellness programming.

Savage Race - Georgia Fall on September 19 2026 in Dallas Georgia offers a short 3 plus mile course with 15 to 20 obstacles and a longer 5 to 7 mile course with 25 plus obstacles. Prices vary by registration window and parking is twenty dol..

A weekend of Spartan obstacle races at Killington Ski Resort in the Green Mountains, featuring Sprint, Beast, Ultra and a Kids Race across steep, off-trail terrain. The event listing includes obstacle counts, sample pricing, and participant..