Trail Running Calendar United States 2026-2027

The Valkyrie Trail Race is a women's trail running event in Cheyenne Mountain State Park. Choose from six distances, from 4 miles to 50K, on courses with meadows, singletrack, and technical paths. Registration includes park entry, a shirt,..

This 36th annual trail run starts at Stinson Beach and climbs into the iconic redwood forests of Muir Woods. Choose from marathon, half marathon, or 7-mile distances on a course featuring wooden ladders, staircases, and panoramic views. The..

Experience the largest undeveloped nature preserve in Cook County with a marathon or 10 mile trail race. Enjoy wide horse trails and frequent aid stations through the scenic Sag Valley Trail system.

A technical trail race on the Wapack Trail in Ashburnham, MA on May 9, 2026, offering 21.5, 43 and 50 mile options over rocky single track and significant elevation. Registration is limited, manually timed, and nonrefundable.

An annual 5K trail run in Point Arena along the Point Arena Stornetta Unit of the California Coastal National Monument. Proceeds support ACORN Partners in Education and its Students Protecting the Coast youth stewardship program.

USATF-certified 5K, 10K and half marathon events in Lewes, Delaware with Run, race-walk, or Heavy March (15 lb pack) options, a historical exhibit, and a post-race vendor and music area supporting Wounded Warriors and homeless veterans.

Set in the high-altitude Jemez Mountains of New Mexico, this nonprofit trail run offers three challenging distances on technical terrain. Participants receive unique local pottery and enjoy community meals. Be prepared for steep climbs and..

Discover a trail running gem within Philadelphia at the Dirty German Endurance Fest. Runners explore the shaded, scenic paths of Pennypack Park on a mix of single-track and gravel trails. The event offers three distances, unique German-them..

Run a scenic 5k at Boone Hall Plantation to support Southern Paws Animal Rescue. You can save on registration by donating pet food. This annual event happens rain or shine.

Run for a cause at Oak Mountain State Park. Choose a 10K, a 12-hour endurance challenge, or a free kids' half-mile run. All events support Smile-A-Mile's work with families facing childhood cancer.

Join the 10th annual trail run at the Crystal Lake Outdoor Center. Choose from a 5k or a 25k on scenic cross-country trails. All proceeds support the non-profit center's operations.

Adventure Fest is a weekend festival of outdoor sports in Fruita, Colorado. It features a trail half marathon, mountain bike races, and a gravel challenge, plus camping, clinics, and family activities. The event culminates with a two-day en..

Trail race on May 9, 2026 at Lake Anza in Tilden Regional Park offering distances from 10K to 50K plus a free kids 50 yd dash. Courses are marked, aid stations occur every 3 to 4 miles, and the event uses a cupless aid protocol.

Explore the trails of Bainbridge Island. This May event offers 10K and 5K courses through Battle Point Park, the Forest to Sky Trail, and the Grand Forest, plus a Kids Fun Run. All proceeds support local trail development.

Run the scenic trails of Independence Oaks County Park at the Crooked Lake Trail Run. Choose from a flat 2.3-mile loop, a rolling 5K, or a challenging 10K on well-maintained paths. Your registration supports the Trecho Fitness Foundation.

This community trail run in Norman's Ruby Grant Park supports local recovery programs. Choose from a 5K or a 1 mile walk/run on a mostly flat course of grass, sidewalk, and gravel. All finishers receive a custom medal, and 5K participants g..

The 30th annual Paiute Meadows Trail Run explores the scenic single-track trails of Susanville Ranch Park. Runners can choose from distances including a 50K, 30K, half marathon, and a free kids' race. It's a cupless event with well-stocked..

Run with the Gnomes at Camp Tuscazoar. Choose from 50K, 25K, or a 9-ish mile adventure on a scenic, non-flat trail loop. Search for hidden gnomes along the course and enjoy fully stocked aid stations.

Event Details The Popple Shoot Trail Races take place on Saturday, May 9, 2026. The event is organized by Big Slo Running and net proceeds are donated to local charities. The races start and finish at the Wild River Campground, located at 8..

The Miller Mountain Trail Challenge offers a rugged 25K and a mighty 5 mile run on the trails of Tunkhannock, PA. With significant elevation gain and scenic views, it's a test for trail enthusiasts. Proceeds support local land conservation..