Logo

Louisville Trail Race

Louisville, United States • 15 Nov 2025

The Louisville Trail Race is an annual event held in Louisville, Colorado, featuring a half-marathon, 10K, and 5K trail runs. Celebrating its 12th year, the race showcases scenic trails with views of the Flat Irons and the front range mountains. The courses are primarily dirt trails, with the half-marathon offering a mostly flat route with two challenging climbs and panoramic vistas. The event promotes a family-friendly atmosphere, with post-race festivities and support for runners of all levels. It emphasizes sustainability through a cupless initiative and provides aid stations, support crews, and a welcoming community environment amidst breathtaking Colorado scenery. Visit the organization's website for the most recent information.

United States Colorado Louisville

Race information

Website Registration
13 mi
501 m+
Half Marathon
10 km
285 m+
10k
5 km
193 m+
Visit the organization's website for the most recent information.
Trail runs nearby

The Ol' College Try 24 Hour Ultra

Auraria - 17 mi from Louisville

The Ol' College Try 24 Hour Ultra is Denver's inaugural 24-hour ultra race, organized by Rise Again Running Events in collaboration with Tall Tales Ranch. Scheduled for May 24-25, 2025, at Auraria Campus, this event invites runners of all abilities to challenge themselves in a non-stop race, fosteri..

Latino Ultra Nature Adventure

Golden - 16 mi from Louisville

The 3rd Latino Ultra Nature Adventure (LUNA) is a unique trail running event scheduled for May 31, 2025, in Boulder, Colorado. This culturally relevant and inclusive event features various distances, including 5km, 7 miles, 15 miles, and a marathon. LUNA aims to promote physical and mental health th..

Luna

Boulder - 8 mi from Louisville

The Luna (Latino Ultra Nature Adventure) is an inclusive, culturally relevant ultra running event held in Boulder, Colorado. Now in its third year, it offers various race distances, including 5km, 7 miles, 15 miles, and a marathon, all taking place on May 31, 2025. The event emphasizes human-nature..

Crazy Legs Trail Run

Loveland - 28 mi from Louisville

The Crazy Legs 10k+ Trail Run is an exciting running event taking place at Devil’s Backbone Open Space in Loveland, Colorado. Scheduled for June 1, 2025, this trail run offers participants a challenging course marked by flour arrows, with hydration stations provided along the route. Runners can enjo..

Barr Lake Trail Race

Brighton - 16 mi from Louisville

...

The Barr Lake Trail Race, held in Brighton, Colorado, celebrates its sixth year with a scenic and fast course around Barr Lake. The event offers multiple distances, including a 50K, 30K, half marathon, 15K, and 5K, all on dirt trails with minimal elevation gain, making it ideal for PR seekers and tr..

Sunset Trail Running Festival

Boulder - 8 mi from Louisville

The Sunset Trail Running Festival, taking place in Gold Hill, Colorado, features a variety of trail races including a 28K, 12K, 5K, and a Kids 1K. This event, organized by The Boulder Watershed Collective and T.E.A.M Boulder, aims to raise funds for wildfire preparation and community resilience init..