Louisville Trail Race
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Event information
The Louisville Trail Race is scheduled for Saturday, November 15, 2025, at Louisville Community Park, 955 Bella Vista Dr, Louisville, CO 80027. This is the 12th running of the event. The race weekend includes live split tracking, post-race festivities, and a cupless initiative; reusable cups will be available for purchase at registration and on race day. Registration closes on Monday, November 10. Bib pickup is available on November 14 at local running stores (evening hours). Limited onsite parking is available at the park, with additional surrounding street parking. Drop bags will be stored at a designated area near the start/finish. Crews may support runners at the finish line. Pacers are not permitted.
Course details
Distances offered:
- 13.1 miles - Half Marathon
- 6.3 miles - 10K
- 3.1 miles - 5K
All courses are out-and-back and run primarily on dirt trails. Half-Marathon terrain is 90% dirt and 10% bike path. Elevation gains and limits: Half Marathon - 501 ft gain, max elevation 6,412 ft; 10K - 285 ft gain, max elevation 6,412 ft; 5K - 193 ft gain, max elevation 6,369 ft. Major climbs occur on each course (Half at miles 5.3 and 11.5; 10K at miles 0.8 and 4.7; 5K at miles 0.8 and 1.7). Aid stations: Half 6, 10K 3, 5K 2. Time limits are set for each distance. Visit the organization's website for the most recent information.