Trail Running calendar near Billings 2025-2026

We have found 95 Trailruns within 80 miles of Billings. See below where and when you can find the races.

Take on the rugged Traprock trail at Penwood State Park with a single 17K loop or three loops for the 50K for a true trail challenge. Expect rocky, technical single track, rolling terrain and great forest views.

Celebrate spring at the Brooklyn Cider House Spiked Apple 5K on April 19 in New Paltz, a scenic two lap run through vineyards and orchards. Enjoy a cider pour, fresh donut, finisher medal and commemorative shirt.

Tackle rugged singletrack, cliffs and glacial ledges on the Shawangunk Ridge in this scenic mountain trail race offering 25K and 10 mile courses. Proceeds support Run Wild's campaign to protect Verkeerder Kill Falls.

Take on Wawayanda Trail Fest at Wawayanda State Park, offering distances from half marathon to 100K. Run through rhododendron tunnels, marsh bridges and single track on a scenic 26 mile loop with friendly aid stations.

Celebrate trail running at the Lake Mohegan Women’s Trail Race, welcoming women and non binary runners to scenic loops in Fairfield, CT. Pick a 5K, 10K or a 4 hour loop challenge and finish with medals, podium prizes and great community vib..

Run the 52nd Jack Bristol Lake Waramaug Ultra in Kent CT on April 26 2026 for scenic, mostly flat loops around the lake with 100K, 50 Miler and 50K options. Expect stocked aid stations, finisher swag and lakeside views to inspire.

Tackle a scenic 10k trail at Leatherman's Loop in Cross River NY on April 26, 2026 for a lively, USATF sanctioned race through Reservation Road. Entry is by lottery with registration opening January 2, 2026 so mark your calendar.

May 2026

Challenge yourself at VCP50k, a scenic but rugged 50k ultramarathon in the Bronx on May 2, 2026. Ten loops of classic cross country trail bring rocks, roots and rolling climbs with stocked aid stations, a custom finisher singlet and post ra..

XTERRA New Jersey at Wawayanda State Park on May 2 to 3, 2026 brings lake swims, rugged trails and singletrack for off road triathlon, trail runs and mountain and gravel bike races. Pick a distance from short fun runs to a full distance tri..

Tackle rugged, technical single track with steep climbs and exposed sections at Breakneck Point in Beacon NY, choosing 14.5 mile or 26.4 mile distances with big elevation gain. Entry includes post race food, a Patagonia Cap Cool shirt, and..

Blue 2 Blue Challenge is a demanding 50K on May 3, 2026 in New Haven, Connecticut, across rugged blue blazed trails with steep, technical climbs. Entry is by waitlist and requires a recent qualifying trail 50K, so come prepared.

Run the scenic Dandelion Dash 5K on The Hartsbrook School trails or enjoy the family friendly Mushroom Mile in Hadley, MA. Support school programs in sustainable agriculture and beekeeping or run virtually from anywhere.

Run The Farm at scenic Muscoot Farm features a 5 mile trail race plus fun kids races for little runners. Enjoy Farm Bucks to spend at the farmer's market and a warm community vibe perfect for families and trail lovers.

C'mon Armageddon brings technical trail running to Norvin Green Park in West Milford, NJ with 50K, 10 mile and 5 mile routes through boulder fields, river crossings and steep climbs. Expect rugged singletrack and a raw mountain challenge.

Recharge your trail legs with a small group spring camp in Oliverea, NY, in the Catskills. Tackle technical scrambles and big climbs while getting on trail coaching and mental performance work to sharpen your skills and confidence.

Take on the scenic Mine Hill Half Marathon on May 25 in Roxbury, CT, starting and finishing at Mine Hill Distillery. Enjoy a challenging climb, a fast downhill second half, a finisher medal and post race food and drinks.

June 2026

Challenge yourself at Mohawk Mountain in early June 2026 with timed endurance events from 12 hour to 84 hour and distances up to 152 miles. Race solo or with Trail Buddy or Trail Family teams, tackle night sections and enjoy base support an..

Take on the slopes at the Plattekill Mountain Race in Roxbury NY on June 7, 2026, where ski runs and forest trails deliver steep climbs, fast descents and sweeping views. Choose the 6.5 mile mountain course or the punchy 5k and race for top..

Run or ride scenic farm trails at Norbrook Farm Brewery in Colebrook CT, with options from a 5K and 10K to a 4 hour trail challenge, duathlon and competitive mountain bike races. Finishers get custom medals and entrants 21 plus receive a fr..

Take on a scenic 15.7 mile trail run on the Nipmuck Trail in Mansfield CT, following the Fenton River through woods, fields and small bridge crossings. Organized by the Shenipsit Striders, proceeds support local trail stewardship.