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Louisville Trail Race

Louisville, United States • 15 Nov 2025

The Louisville Trail Race, held annually in Louisville, Colorado, features a half marathon, 10K, and 5K on scenic front range trails with the iconic Flat Irons as a backdrop. The courses are mostly dirt trails with some bike path sections, offering a mostly flat terrain with challenging hills that provide stunning mountain vistas near the finish. The half marathon covers 13.1 miles with 501 feet of elevation gain, while the 10K and 5K offer shorter, accessible out-and-back routes with moderate climbs. The event is family-friendly, includes post-race festivities, multiple aid stations, and promotes sustainability with a cupless race initiative. 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.
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