Trail Running Calendar United States 2025-2026

The Old Dominion 100 Endurance Run, held in Fort Valley, Virginia, is a challenging 100-mile race featuring a diverse course that includes pavement, gravel roads, single-track trails, ATV trails, logging roads, rocks, streams, and mud. This..

Discover scenic single track and forest trails on Vashon Island with 50K, 20 mile and 10 mile options. Small field, community feel, and proceeds support island youth athletics make this a rewarding run for every trail lover.

Take on the Bristow Loop at Elijah Bristow State Park and see how many laps you can log on a flat 1.05 mile loop. Pick 6 hour, 12 hour day, 12 hour night, or 24 hour races and chase a 100 mile buckle.

Tackle rolling, technical single track at the Dirty Spokes Haw Creek Park trail run in Cumming GA on June 6, 2026. Choose a 6.4 mile or 3.35 mile route through wooded trails and rocky climbs for a fun, challenging off road race.

Experience Marsh Peak Madness on June 6 near Lapoint, Utah with 12 hour and 6 hour endurance options or a 5 mile speed run. Repeat scenic 5 mile loops with steep climbs, views of Gull Lake and Marsh Peak, aid stations, and cash prizes.

Take on Hanson Hills in Grayling on June 6, 2026 with either around 3 miles or a hilly 5 mile trail. Walkers are welcome on the shorter route and custom socks are yours while supplies last.

Metahqua 24 offers a scenic 2.0 mile trail loop near Chillicothe, OH with options from a youth 2 miler and 10k to 24 hour solo or relay and a new 100 mile solo. Tackle runnable single track, rolling climbs, and an endurance friendly vibe.

Run 50 miles of iconic Pacific Crest Trail single track through the Laguna Mountains, with big climbs, rocky sections and sweeping views. Part of the SoCal Ultra Grand Prix, this classic out and back is a true test for trail lovers.

Run a scenic 5 mile route along the Cheshire Rail Trail from Fitzwilliam Depot to the restored Troy Depot while supporting the Fitzwilliam and Troy Historical Societies. Food, festivities and a short kids loop make it a great community day.

Run through the Huron River Watershed with point to point 100 mile and 50 mile trail ultras near Grass Lake Michigan. This charity event features rugged singletrack, big climbs and a cupless zero waste focus while supporting local waterways..

Run beneath towering Sierra giants at the 36th annual Shadow of the Giants in Fish Camp, CA on June 6, 2026. Choose 50k or 20k routes from Camp Green Meadows, enjoy well stocked aid stations, and celebrate with a finisher medal.

The Great Divide Ultra in Mueller State Park, Divide Colorado on June 6 and 7, 2026 offers 25k to 100 mile courses and a Saturday night trail run at sunset. Enjoy rolling meadows, granite views and a true mountain ultra festival atmosphere.

Explore rugged single track through Tiadaghton State Forest at the 8th annual Slate Run Trail Race, offering 25K and Half Marathon routes with streams and big views. Limited field of 250 so register early.

Run Under The Stars Paducah invites runners to chase distance in a chip timed 10 hour endurance event on a lighted half mile oval at Carson Park, with distances from half marathon to ultra. A family friendly RUTS Kids Run welcomes ages 1 to..

EXCLAMATION 5.0 in Roxton, Texas is a Last Runner Standing challenge where each 5 mile out and back loop forms an exclamation mark and must be completed within an hour. Expect a quirky course, minimal aid, and cash and age group prizes.

Run the Cuyahoga Valley 5K and family fun run at Old Trail School on June 6, 2026 in Akron. Enjoy a scenic 5K through wooded Cuyahoga Valley National Park trails or a flat one mile grass loop ideal for families and strollers.

Join Aiden's Adventure 5k at Fountain Creek Regional Park for a relaxed, family friendly trail fun run with a virtual option and a kids mile. Enjoy crafts, a butterfly release, food trucks and community vibes while supporting local charitie..

Rainier to Ruston Rail-Trail Relay (R2R) is a National Trails Day running event spanning from Mount Rainier to Ruston, near Tacoma, Washington. Scheduled for June 6, 2026, the race brings athletes and community members together to run along..

Cottonmouth 8 Mile & Beerlay at Lakewood Nature Preserve is four laps of a scenic two mile grassy loop through rolling, wooded hills. Bring your beers for a playful relay and post race party supporting the Upstate Running Club Youth Team.

Run a half or full marathon along the shaded Pennypack Creek bike path in Philadelphia, mostly flat with a few rolling hills. Finish at Ed Kelly Amphitheater with German themed festivities, a pop up beer garden, bratwurst and a finisher med..