Trail Running calendar near Winter Park 2026-2027

The Buena Vista Pack Burro Race offers a unique running experience in Colorado. Participants can choose a long or short course, racing either with or without a burro. The event includes finisher gifts, a meal, and awards for top finishers.

The Lory Summer Trail Series offers four Tuesday evening trail races in August, from a flat 5k to a hilly 10k. Run in Lory State Park, each event features chip timing, series points, and a post-race gathering. Every runner gets a vintage ra..

Event Overview Run the Rockies Trail Race is a trail running event held in Frisco, Colorado. The event offers three distances: a 5 km, a 10 km, and a half marathon. All races start and finish at the Frisco Nordic Center on Recreation Way. C..

Event Overview The Emerald Mountain Epic is a two-day trail race held in Steamboat Springs. It features mountain biking on August 8 and trail running on August 9. The event is a fundraiser for two local nonprofits: Routt County Riders and P..

Event Details The Into the Hills Eltuck 10K is part of a midweek trail series held in August. This particular event takes place on Tuesday, August 11, 2026. The event is held at Lory State Park, specifically at the Eltuck Picnic Area in Bel..

A four-race trail series on Tuesday evenings in August in Lory State Park. Distances include 5K, 10K, and 12K routes with varying elevation. Pizza and drinks follow each race, with series awards at the end.

Run along Boulder Reservoir on flat, mostly dirt trail courses with sweeping Rocky Mountain views. Choose from 10K, 3 4 marathon, half, full marathon or relay, with USATF certified courses, a shirt and a finisher medal.

Tackle the sustained climbs and technical trails of Roxborough State Park in this late-summer ultramarathon. Choose between the 50K or 50 mile distance on exposed, challenging terrain. Be prepared for hot conditions, spaced aid, and a manda..

Run the trails around Standley Lake in Westminster, Colorado. Choose from five distances, from a 5K to a 50K, on out-and-back dirt routes. Experience a cupless race with scenic views and a festive atmosphere.

The Leadville Trail 100 Run is a legendary 100-mile ultramarathon in the Colorado Rockies. With over 15,000 feet of elevation gain and a summit over 12,500 feet at Hope Pass, it's a massive high-altitude challenge. Finishers within 30 hours..

Experience the high-altitude scenery of Leadville on this 10K course, which follows the first and final miles of the famous LT100 Run. With a single aid station and awards for top finishers, it's a classic mountain run. Registration is open..

A midweek trail 5k at Lory State Park in Bellvue, Colorado, presented as part of an August series. Chip timing, series points and awards, free vintage shirts for registrants, and pizza and beverages after each race.

A four-race trail series on Tuesday evenings in August in Lory State Park. Distances include 5K, 10K, and 12K routes with varying elevation. Pizza and drinks follow each race, with series awards at the end.

Run on 100% unpaved trails in the Rocky Mountains near Fraser. Choose between a high-elevation half marathon or a 5K, with leashed dogs welcome. All proceeds support the Shining Stars Foundation.

Staunton Rocks! Marathon and Half Marathon This trail running event takes place in Colorado's Front Range Mountains, southwest of Denver, within Staunton State Park. The course tours the park's renowned singletrack trails, passing by histor..

Event Overview The Arrowhead Half Marathon & 5K is a trail running event held in Arrowhead, Colorado, as part of the Vail Trail Running Series. The event features two race distances: a half marathon (21.4K / 13.3 miles) and a 5K (5.6K /..

Event Overview The Lory Summer Trail Series consists of four midweek trail races held on Tuesdays in August at Lory State Park near Bellvue, Colorado. Each race is a separate event with a different distance and course profile, ranging from..

Explore the rolling trails of Castle Rock's Miller Park at the Rock Hawk Trail Races. Choose from four distances, from a 5K to a 50K, on a course that supports local trails. The event features aid stations and a festive start/finish area fo..

Experience trail running on the Continental Divide in Steamboat Springs. Choose from 50k, 16 mile, or 5 mile courses in a cupless event supporting local trails. Awards, finisher mugs, and a post-race taco bar await participants.

A family-focused trail event at Arapahoe County Fairgrounds on August 29, 2026, featuring a 5K run, a family 5K walk and a kids 1 mile run. The day includes dog demonstrations, a costume contest, auctions, vendors and a pancake breakfast.