Trail Running Calendar United States 2026-2027

A high-altitude trail run on the slopes of Pajarito Mountain near Los Alamos. The scenic course climbs over 1,300 feet to a summit above 10,200 feet. It's a grassroots event with no cut-offs, welcoming both runners and hikers.

A community 5k trail run on the wooded trails of Salamonie Lake that starts and finishes at the Wildlife Management Pond. The event features a free pancake breakfast for participants and corn sales with proceeds supporting local interpretiv..

Experience a unique 20k relay or individual race in Hampstead where runners can earn time deductions for every beer or chocolate milk consumed. Join the fun with a beer mile, donut mile, or the ultimate double challenge.

The Foothills XC12K is a trail race in the Boise Foothills on August 22, 2026. It features 12K and 5K cross-country courses starting at the Military Reserve. Event proceeds support the Bogus Basin Nordic Team.

Join the Powder Keg Trail Run at Carter Park in Kings Mills on August 22 for a scenic 3.5 mile Run or Walk suited to all paces. Enjoy river views, the Stairway to Heaven ascent, and support The Arts Alliance.

Flusslauf is a trail run and hike event in the Bedford Reservation. The course features a scenic 7-mile route with a river crossing. Afterward, enjoy a Biergarten, live music, and support for a local cycling charity.

Experience high altitude trail running through the aspen groves and ski resorts of Arrowhead and Bachelor Gulch. Choose between a challenging half marathon with significant elevation gain or a scenic point to point downhill 5K.

Join the first Dirt Circus event in Park City for a free community festival featuring a casual 5km trail run, raffles, and a local race expo to celebrate the trail running community.

The Chupacabra Trail Race is the final race in the Wild Thangs Trail Series, held at Monte Sano State Park. Runners can choose a 10K or half marathon on a scenic course with creek crossings and bluff views. All participants get a series t-s..

Experience a trail run through giant redwoods and coastal ridges at Henry Cowell Redwoods State Park. Choose between 30k, Half Marathon, or 10k distances featuring river crossings and professional chip timing.

Test your endurance at Comlara Park with a unique hourly trail challenge ranging from one to twelve hours. Run a scenic loop every hour to stay in the game or enjoy a relaxed pace in the open format events.

Experience a mountain trail race through the Uinta Mountain Range near Kamas Utah. Run a loop course featuring ridges and lakes with distances including a Half Marathon and a Marathon plus.

Navigate through historic San Francisco neighborhoods and parks in this unique 5K or 10K challenge. Use a custom map to find checkpoints and solve riddles individually or in teams of up to five people.

This 4-mile trail run in Schenectady Central Park uses a flexible time trial format. All proceeds support addiction recovery services, honoring a personal legacy. A pre race stretching session is included.

Mountain Tiger South Lake Tahoe is a 12-mile point-to-point trail race on the Tahoe Rim Trail near Stateline, Nevada. With technical singletrack, fire roads, and big views of the lake, it offers a challenging mountain run. Registration incl..

Tackle the legendary Double Dipsea, a 13.7-mile out-and-back on the historic Dipsea Trail from Stinson Beach. This unique race features a handicapped start, putting all runners on a single-track course of constant passing. Experience the hi..

Run the scenic trails around Jenkinson Lake in California's El Dorado National Forest. This summer event offers seven distances, from a 5K to a 50K ultramarathon. All finishers receive a medal, and aid stations support runners along the way..

The annual Vineyard Hill Trail Run features a scenic 5K/10K course over Vineyard Hill and through Bradley Palmer State Park. It's part of the North Shore Trail Series and includes a fully marked trail with an aid station.

The Green Lakes Endurance Runs offer trail races in a scenic state park. Runners can choose from 100K, 50K, 25K, or a 12-hour timed event on varied but runnable terrain. The event features strong support with multiple aid stations and finis..

The Antelope Dash is a trail running event in Curt Gowdy State Park, Wyoming. Runners can choose between 4-mile and 8-mile courses through scenic landscapes with rolling hills and granite formations. The races start at over 7,300 feet, offe..