Trail Running Calendar United States 2026-2027

A low key, mostly self supported trail ultramarathon on the historic Resurrection Pass Trail in Alaska offering 50 mile and 100 mile distances over late July dates.

A loop based endurance event at Montgomery Waller Community Park offering 24 hour and shorter timed races plus a HEFFTY half marathon. The course mixes trail, grass and bike path and provides oncourse aid and runner campsite facilities.

A night trail run at Cedar Ridge Preserve in Dallas on July 24-25, 2026 offering looped 3, 6 and 9 hour races plus 1 mile, 5K, 10K and a three person relay. The technical course has reflective markings, aid stations and finisher medals.

Evening cross country races of 5k and 10k at Masterson Station Park on July 24, 2026, with music, food trucks and bourbon tastings. The 5k allows walkers and the 10k has a 16 minutes per mile cutoff.

A multi-day endurance gathering in Fort Worth featuring timed 48-hour and 24-hour runs, 6-hour rucks, and a virtual 48-hour option on a 1.25-mile loop with aid stations, indoor shelter, professional timing, and finisher awards.

A road race in Spanish Fork that follows the Spanish Fork River Trail from Canyon View Park to Sports Park, offering a 10K and a Kids 1 Mile, with chip timing, packet pick up, prize drawings, and a shuttle for participants.

An overnight team relay on July 24 and 25, 2026 covering about 102.7 miles from the Ellsworth area to Eastport. Teams of four to eight run legs from just under four miles to just over ten miles across trails and coastal roads.

A community running event in Goodridge, MN featuring a 5K run/walk and a Backyard Ultra with a 4.167-mile loop each hour, with proceeds benefiting the Warrior Trail Foundation and early registrations guaranteed a T-shirt.

The Webster Trail Classic is a scenic trail run through three distinct parks in Webster, NY. Runners can choose between a 10-mile or a 3.5-mile course, each offering varied terrain. A free kids fun run is also part of the event.

Trail ultraruns in the Pioneer Mountains of Central Idaho offering 100 mile, 60K and 30K distances over rugged terrain. The two day event is noted for scenic views, steep climbs and long descents.

A trail event in Downieville, California with 25K, 50K, and 100K options on mostly singletrack. Courses include multiple aid stations, substantial elevation gain, and specific equipment and pacer rules for the 100K.

A two‑day trail festival in Mendon Ponds offering solo races from 5 miles to 100 miles, daytime and nighttime 50k options, and multi-person relays, with proceeds benefiting the Blue Foundation.

A backyard ultra in the woods near Concord, NC on July 25, 2026 featuring a repeating loop of 4.167 miles each hour; the last runner to complete a loop is the winner and results show distance covered.

Experience the mountain trails of Colorado Springs at the Pikes Peak Ultra. Choose from four race distances that take you through high elevation terrain including Cheyenne Canon and the summit of Mt. Rosa.

A remote 100 mile trail race in Idaho's Pioneer Mountains on 25 to 26 July 2026 with over 23,000 feet of climbing, 12 staffed aid stations, spot tracking, and required backcountry gear.

Tough Mountain Challenge is a 5K obstacle race at Sunday River in Newry, Maine on July 25, 2026. The course features mud, water, walls and woods and the weekend includes a slopeside music party and lodging discounts.

Experience a unique desert night run under the Full Buck Moon on a scenic looped course. Choose between distances ranging from 9 miles to a 50k ultramarathon through manzanita groves and single track trails.

Experience a scenic trail journey through Cuyahoga Valley National Park and Summit Metro Parks. Choose from 100 mile, 50 mile, marathon, or relay distances in this historic Northeast Ohio endurance event.

Trail races on Grand Island near Munising, Michigan, offer 50K, marathon and half marathon routes across singletrack, dirt roads and beach with sandstone cliffs and lake views. Courses have aid stations, required hydration, shuttle ferry lo..

Experience a scenic trail run along the Lake Allatoona shoreline at Red Top Mountain State Park. Choose between 3.1 or 8.85 mile courses featuring a mix of rolling hills and wooded single track paths.