Trail Running Calendar United States 2026-2027

A family friendly 3 Miles (5K) glow run through the historic Snoqualmie Tunnel near Hyak Parking Lot, with LED lighting in the tunnel, two participant waves, optional race merch, and a post-race outdoor block party at Dru Bru Sno Pass.

The Run the Keweenaw will take place in Copper Harbor from Saturday 11 July 2026 to Sunday 12 July 2026. You can run between 6 and 41 kilometers.

The Yellowstone Trail Marathon will take place in West Yellowstone on Saturday 11 July 2026. You can run between 5 and 50 kilometers.

A 10K trail race at Blue Mountain Ski Area on July 12, 2026, run on wooded singletrack with steep climbs. Part of a Spartan OCR festival weekend, the event uses gun timing, has a 3 hour finish cutoff, and registrations are open.

A summer 10K trail run at Snowbasin Resort on July 12, 2026, featuring steep rocky singletrack and about 3,000 feet of climbing at roughly 2,042 m altitude. The race uses gun time and is part of a Spartan OCR festival weekend.

Experience the trails of Harbison State Forest at this annual summer event in Columbia. Run through beautiful woodland paths and earn a finisher medal and t shirt in the Half Marathon or 5K.

This unique 4.4-mile beach run features a 'shark' to chase along a scenic out-and-back course on Kailua Beach. Awards are given for top finishers, followed by a potluck gathering for all participants.

Join the 2nd Running of the Bulls Trail Race in Big Sky, Montana on dirt and single track through BSCO trails, with Big Sky Events Arena as the start, finish and festival hub. Run 21K, 11K or a 5K relay and stay for food trucks and awards.

A summer trail race at Gunpowder State Park in Sweet Air, Maryland, listed as 7 miles but described as roughly 8 miles with county crossings, rolling hills, water crossings and occasional mud. Capacity is limited to 100 runners.

Celebrate the holiday spirit in the summer heat at the Christmas Half Marathon in July. Run the A.R. Teague trail along the Red River from Walker Place Park. All finishers get a custom medal and shirt, with awards for top performers across..

A multi-distance running event in Dundee, Oregon combining in-person races with on-site wine tasting from more than 20 wineries. In-person and virtual options include commemorative shirts, medals, and a wine tasting experience.

An off-road 3 mile trail through the Bonnet Carre Spillway presented as the 39th annual Spillway Classic. The course follows natural trails and may be muddy; entries include individual and NOTC family options.

A limited field 31 mile supported run from Elizabethtown KY to the Brandenburg waterfront park. Runners must meet ultra or marathon experience requirements and be supported by a crew vehicle with safety signage and lights.

Run a flat, fast course on the scenic paved Ernst Trail through the French Creek valley. Choose between a 15k run or a 5k run/walk, with awards for top finishers and age groups. Event shirts and parking are provided.

Experience the natural beauty of Western Pennsylvania at the Murrysville Monster Trail Races. This event features single track trails, water crossings, and significant elevation across two scenic local parks.

Test your strength and endurance at this outdoor obstacle course in Homewood. Choose between one or two mile distances featuring tire flips and spear throws to earn your finisher medal.

A community trail race at Lost Lake Group Camp raising funds for the Okanogan Highlands Alliance. Multiple distances from a 1k kids run to an 11 mile course with on course water stations, camping options, and a post race meal and raffle.

Experience a summer tradition at White River State Park with races ranging from a half marathon to a kids dash. Enjoy live chip-timing, custom medals, and a refreshing treat at the finish line.

Muddy Princess Albany is a 5 km obstacle mud run for women held at Harley Rendezvous Classic Inc. Join this non competitive event focused on unity and empowerment while supporting the fight against breast cancer.

Experience a sun soaked summer challenge at Glass City Metropark featuring a half marathon, 10K, 5K, and kids events. Enjoy chip timed results, finisher medals, and free ice cream at the finish line.