Trail Running Calendar United States 2026-2027

Explore the best trail runs in the United States for 2026-2027! Our updated list features 3982 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

Experience a scenic 5K trail run or walk through pine forests and restored prairies in Lowell. Enjoy live folk and rock music along the route followed by fresh homemade cinnamon rolls.

Fineview Step Challenge in Pittsburgh on October 3, 2026 features 2 mile and 5 mile courses that climb 12 public staircases with over 1,600 steps including a 371 step set on Rising Main Avenue. Proceeds support Fineview Citizens Council pro..

Participate in a 2 mile run or walk through the scenic gravel trails of Garvan Gardens. This fourth annual event supports Alzheimer's Arkansas and includes awards for top finishers and various age groups.

Navigate through Waubonsie Park using maps and instructions to find checkpoints in this final series race. Participants can compete solo or in teams for a self supported five mile orienteering challenge.

A community charity race in Gaithersburg on October 3, 2026, featuring cross-country 10K and 5K, a paved 1-mile accessible fun run, and a kids Trike-A-Thon. Proceeds support Comfort Cases and Covenant Life School and include a post-race bac..

A chip timed 5k run and walk at Thistlethwaite Vineyards on October 3, 2026, featuring a two loop cross country course and a finish line pour of wine. The event includes race swag, age group awards, and supports the Humane Society of Greene..

A 25 kilometer trail race through the Edwin L. Smith Preserve in Kennebunkport, Maine on October 3, 2026. Proceeds support the Kennebunkport Conservation Trust and registration is limited to 100 entrants.

A trail running event at Deep Lake Campground in Middleville, Michigan on October 3, 2026. Offers 10K, 25K and a 50K two‑lap option and includes a long sleeve tech shirt or a Switchback Endurance buff.

Experience a trail half marathon on San Bruno Mountain featuring 2,400 feet of elevation gain and stunning views. Enjoy a scenic route with 93 percent trail coverage followed by a post race meal and finishers medal.

Multiple trail races and a family obstacle run take place on Castle Rock ridgeline trails, with timed 5K to 50K options, chip timing, finisher medals and proceeds from the liveBIG race supporting the town’s Therapeutic Recreation Program.

Honor history at the Mogadishu Mile, a four person team obstacle course and one mile ruck run in Georgetown. Work together to complete 500 total reps and a weighted run without leaving any team member behind.

Timed 12 hour and 8 hour endurance runs at Boling Park in Canton, GA on October 3, 2026. One-mile crushed gravel loop with a single aid station and electronic lap counting.

A trail race near Dahlonega, GA offering a 50K and a half marathon on three roughly 10 mile loops with about 5000 feet of total climb. Aid stations include veggie friendly food and awards go to the top three men and women in each race.

A timed trail ultra in Cumberland RI offering 8 hour, 12 hour, and 34 hour options for individuals and teams up to four. The 4.2 mile loop mixes smooth trail and moderately technical rocky sections.

A trail running event at Rocky Branch Park with on-site and virtual 5K and 10K options; timing uses bib chips, participants receive a branded T-shirt and sticker, and proceeds support the Pancreatic Cancer Action Network.

A trail running event in Girdwood, Alaska on October 3, 2026, offering a full marathon, half marathon, juniors half and a 5K. The course uses local trails, features five aid stations, and raises funds for the Girdwood Nordic Ski Club.

WQMX 5KAY is the 8th annual 5K run with a one mile walk option at Rufener Hilltop Farms in Mogadore on October 3, 2026. Net proceeds support WQMX Bosom Buddies and age group medals are awarded.

Trail-based five mile race and two mile fun walk at Camp Innabah in Spring City, PA on October 3, 2026. Proceeds support summer camping programs and scholarships, with a pancake breakfast and awards for overall and age groups.

The Camp 4 Coffee Cart to Cart Trail Race will take place in Crested Butte on Saturday 3 October 2026. You can run between 10 and 19 miles.

A multi-distance road and trail event at Tom Triplett Park on October 3, 2026, with races from a 1 mile fun run to a half marathon and a 10K memorial ruck. The event donates part of registrations to the Effingham Navigators and includes med..

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