Trail Running calendar near New Castle 2026-2027

We have found 37 Trailruns within 80 miles of New Castle. See below where and when you can find the races.

The Leadville Loppet is a community Nordic ski event with races from 1k to 44k, including a costume race. It starts and finishes at Colorado Mountain College and supports the local Mineral Belt Trail. Participants should bring their own wat..

April 2026

A three-day trail running festival in Fruita, Colorado with four distances on desert singletrack and slickrock. The 100K serves as a Western States qualifier and select races award UTMB Index Running Stones.

UTMB Index
May 2026

The Pilgrimage is a 150-hour timed ultra in Colorado's high desert. Its unique format features five different loops, with route order changing each journey, emphasizing solitude and self-reliance. The event offers crewed and uncrewed divisi..

A two-day outdoor festival in Fruita, CO featuring a trail half marathon, mountain bike and gravel 50K races, guided canyoneering, clinics, kids races, and reserved camping at the North Fruita Desert Trailhead.

A 13.8 mile singletrack loop in the North Fruita Desert with about 1,000 feet of climbing, three aid stations, and desert views of buttes and mesas. The race is part of the Adventure Fest weekend with camping, bike races, clinics, and award..

Point to point trail races in Carbondale, Colorado offering a 10 mile and a 25k on the Up & Over single track. The weekend includes a film festival, shuttle service from Carbondale, and a post race gathering at Rock Bottom Ranch.

A Memorial Day trail event in Grand River Park, New Castle, offering a family friendly 3.5 km riverside route and a longer 7.7 km route over scenic hilltops, with matching virtual distance options.

A 20K route around Turquoise Lake in Leadville, CO, running clockwise from Matchless Boat Ramp with paved and single track sections. Adult entry is $40 and under 18 run free. Parking is limited and a day use fee may apply.

June 2026

A trail race at Howelsen Hill in Steamboat Springs on June 13, 2026 featuring 8 mile and 4 mile single track loops on Emerald Mountain. Proceeds benefit the Knights of Columbus and awards and a prize raffle follow the race.

Event Overview The Leadville Trail 100 Run Camp is a three-day event scheduled for June 19-21, 2026. It is designed as an introduction and training tool for the Leadville Trail 100 Run. The camp is open to all runners, with group training r..

SBT TRL is a trail run at historic Howelsen Hill, featuring 5K and 10K distances. Held alongside the SBT GRVL bike event, it includes a post-race awards ceremony and raffle at Little Toots Park. Hikers are welcome on the 5K course.

Trail races in Leadville, Colorado that follow historic mining roads and single track and top out at Mosquito Pass at 13,185 feet. Distances include 26.4 miles and 15.46 miles, with multiple aid stations and on course nutrition.

July 2026

A Fourth of July 5K in downtown Leadville, CO on July 4, 2026; youth entry is free and proceeds support local youth athletics.

The 1876 Centennial Run in Snowmass Village offers four unique distances, from a 3.76k to an 18.76k challenge. The event starts and ends at the New Belgium Ranger Station and is part of the Colorado Brewery Running Series, with proceeds sup..

A historic Crested Butte trail event on July 11 2026 offering a 25 km loop, a 15 km out and back, and a mountain bike route with alpine climbs, a Green Lake checkpoint, limited aid, and a required minimum water carry.

A high-altitude 50-mile out-and-back in Leadville with about 7,500 feet of gain, seven aid stations, off-site parking with shuttles, and LT100 qualifier coins; shorter 15-mile and juniors 5K options are also offered.

Tackle the Stagecoach Trail at Powderhorn Mountain Resort. Choose between a steep 5K climb or a demanding 15K that goes up the mountain twice. The registration includes a lift pass, t-shirt, and post-race food.

Two trail races in Steamboat Springs on July 18, 2026: a 9.5 mile loop with significant climbing and rocky single track, and a 5k out and back on rolling two track. One aid station on the longer course, cupless event, prize raffle and post..

Run scenic mountain trails around Aspen Snowmass at the Audi Power of Four Trail Run on July 18, 2026. Choose from 10K, 25K or an epic 50K and enjoy challenging terrain, alpine views and Audi supported race day energy.

Trail ultras of 50 miles, 55K and 30K on Grand Mesa in Colorado with mountain single track, alpine meadows and lakes. Camping options are available and the event includes cash prizes, finisher awards and post race amenities.