Trail Running Calendar United States 2026-2027

Join the 13th annual Fast & Furriest 5K at Midland City Forest on May 2, 2026 for a fun, family friendly trail run or walk. Chip timed options with or without dogs, stroller friendly, and proceeds support Great Lakes Bay Animal Society.

Join the 5th Annual Tree Hugger Trail Run at Goodell Gardens in Edinboro on May 2, 2026 for a scenic 5K or kids run through winding woodland trails and boardwalks. Earn a wooden finisher token, help the garden, and win a native tree.

Run to Remember on May 2, 2026 in Red Hook NY offers scenic 5K and 10K trail runs plus a 5K walk through meadows, orchards and forest. Honor loved ones and enjoy community spirit with cash prizes for top finishers.

Join the free Run Minnesota Wirth Trail Classic on May 2 at Theodore Wirth Park in Golden Valley for a scenic 4 mile trail loop and fun kids races. Preregistration is required, expect possible muddy conditions and bring your trail shoes.

The 5K for the Bays will take place in Inlet Beach on Saturday 2 May 2026. You can run between 5 and 10 kilometers.

Tackle rugged bluffs, forested ravines, and long climbs at The PIASA trail race in Pere Marquette State Park. Choose 12.5K, 25K, or 50K and run solo or side by side in the buddy division on demanding singletrack near St Louis.

Join the Run For Your Life 5K and 1 Mile Urban Trail Run on May 2 at Forts Randolph and Buhlow in Pineville to support St Jude. Scenic riverfront trails, friendly competition and awards for all ages.

Tackle the scenic Pine Mountain Trail at The Big 50, a point to point challenge through Roosevelt State Park with 50K and 25K courses and rugged climbs and descents. Finishers get a medal and a post race hotdog cookout.

Enjoy spring trail running in Sisters, Oregon on May 3, 2026 with 50K and half marathon courses that showcase views of the Three Sisters. After the race enjoy burritos, beer and medals while supporting Ridgeview High School cross country.

Take on Breakneck Point Trail Runs in Beacon, NY on May 3, 2026, with half and full mountain courses over rugged, technical trails, steep climbs, and sweeping views. Expect big elevation, aid stations, informal camping, and a lively trail c..

Join the Green Traill 5K in Easton PA on Sunday May 3 2026 to support Friends of Historic Easton Cemetery. Choose a scenic 5K, 2 mile walk or free kids run and enjoy a race shirt for early registrants.

Hit the trails at Medved Madness in Mendon Ponds Park with long, short and kids course options. Long and short finishers receive gender specific technical shirts and everyone can unwind at an after race barbecue.

The Pilgrimage is a multi route ultramarathon in the high desert near Mack, Colorado, where 45 runners have 150 hours to complete 55 mile Journeys. Choose crewed support or go uncrewed; navigate five rotating off pavement routes for a raw,..

Join Tails & Trails on May 3, 2026 for a fun charitable run and walk supporting Dogwood Animal Rescue. Choose the in person 5K Dogwood Dash or a virtual any distance and help animals while you enjoy the outdoors in Windsor, CA.

Blue 2 Blue Challenge is a tough 50K on New Haven's blue blazed trails, featuring rocky technical terrain and big climbs linking West Rock and Quinnipiac. Entry is by vetted waitlist and the race enforces strict cutoffs so come prepared.

Take on the Dandelion Dash 5K or the Mushroom Mile on The Hartsbrook School trails, with a virtual option available. Muddy, scenic terrain and proceeds support the school's Land Stewardship program.

Take on the Collegiate Peaks Trail Run in Buena Vista Colorado with 25 or 50 mile options through stunning high country. Mark the 36th anniversary with a memorable mountain trail challenge.

Take on the 2 Parks Trail Run on May 3, 2026 at Addison Oaks County Park with 30K, 15K and 4 Mile courses over scenic single track and dirt trails to Bald Mountain. Enjoy aid stations, race swag and a post race meal after your run.

Join the Lakeside Park 8k Run/Walk on May 3 for a scenic trail run around Piedmont Lake supporting the Upstate Running Club Youth Team. Enjoy chip timing, a finisher medal, free race photos, post race pancakes and a lively post race hangout..

Take on scenic singletrack at the Mount Archer Trail Race in Lyme CT on May 3, 2026 with a tough 9.2 mile loop or a fun 3 mile sprint. Chip timed results, post race food and drinks, and proceeds support the Lyme Fire Department and Lyme Amb..