Trail Running Calendar United States 2025-2026

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 a rugged 50k loop, a net downhill half marathon, or a smooth 10k in Old Fort, NC with finishes at Camp Grier. Expect scenic ridge views, single track trails and full aid station support.

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.

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.

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.

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..

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.

Experience rugged single track and forest road through Rock River Canyon near Munising, Michigan on June 6, 2026. Choose the 50K or 27K and enjoy a scenic out and back on the North Country Trail with entries limited to 100 runners.

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..

Discover the rugged beauty of Rock River Canyon near Munising with a scenic 50K or 27K through single track and forest roads in June 2026. Small field, aid stations, and keepsake awards make this an intimate trail challenge.

Discover the Greenway 5K+ Discover the Greenway 5K+ is scheduled for June 6, 2026, in Memphis, Tennessee. The event is listed at the Wolf River Greenway - Shady Grove Trailhead on Humphreys Boulevard. The event is organized as a run/walk co..

Pi in the Sky is a casual, self supported 8 mile out and back trail run in Phoenix to Piestewa Peak, limited to 50 runners and free to enter. Expect rocky, exposed terrain and warm early June conditions so come prepared.

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..

Sawmill Ultra invites trail runners to scenic high country loops in Lee Canyon on Mt Charleston, offering distances from 5K to ultra plus relay teams. Enjoy aid stations, hot food and post race camaraderie after challenging mountain terrain..

Take on the Chocorua Mountain Race on June 6 in Tamworth NH, a 23 km trail challenge with about 4,800 feet of climbing and a summit finish with sweeping White Mountain views. Expect technical singletrack, rocks, roots and steep climbs.

Join the 28th annual Lake Mingo Trail Run on June 6, 2026 in Danville, IL for a scenic 7.1 mile loop of trails, hills and marshes where mud and wildlife add to the fun. Celebrate with food and beer at the post race party.

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.

Three Sisters Ultra Festival in Maryville College Woods offers 24 hour, 12 hour and 6 hour timed trail options plus relays on a friendly 2 mile loop with aid available every lap. Enjoy live music and a lively festival vibe as you stack loop..

Hit Park City trails this summer with a three race series featuring a 5K in June, a 10K in July and a half marathon in August. Tackle scenic single track and dirt road courses, earn finisher medals and enjoy post race snacks and photos.

Mace's Hideout 100/50 offers 100 and 50 mile ultramarathon routes across Colorado's Wet Mountains. Traverse forests, alpine meadows and dry foothills with sweeping peaks, dark skies and a touch of outlaw lore.