Louisville Trail Race
Louisville, United States • 15 Nov 2025
Event overview
The Louisville Trail Race takes place on Saturday, November 15, 2025, at Louisville Community Park in Louisville, CO. The event includes three distances: a half marathon, a 10 km, and a 5 km, and uses trails around the Flat Irons as scenery. Registration closes on November 10, 2025. Race shirts are guaranteed on race day if ordered by October 15. The event uses a cupless format for aid stations; reusable cups will be available for purchase or participants may bring their own. Volunteer positions are available and include race credit and event swag.
Course and logistics
All three courses are out-and-back trail routes on mostly dirt surfaces. Parking is limited on-site with additional surrounding street parking. Drop bag storage is provided at the start/finish area. Visit the organization's website for the most recent information.
- Half marathon: 13.1 miles; 90% dirt, 10% bike path; total elevation gain 501 feet; max elevation 6,412 feet; six aid stations; major climbs at miles 5.3 and 11.5; time limit 4 hours.
- 10 km: 6.3 miles; 100% dirt; elevation gain 285 feet; max elevation 6,412 feet; three aid stations; climbs at miles 0.8 and 4.7; time limit 2.75 hours.
- 5 km: 3.2 miles; 100% dirt; elevation gain 193 feet; max elevation 6,369 feet; two aid stations; climbs at miles 0.8 and 1.7; time limit 2.5 hours.