Trail Running calendar near Frisco 2025-2026

Nov 7, 2026 in Lone Tree CO, tackle a scenic single loop 13.1 mile course on dirt and singletrack through Highlands Ranch Backcountry Wilderness. Aid stations, tech shirt, finisher medal, pancake breakfast, post race beer and cash prizes.

Join the 13th annual Louisville Trail Race on Nov 14, 2026 at Louisville Community Park with half marathon, 10K and 5K courses on scenic dirt trails near the Flat Irons. Expect climbs, aid stations, and a lively community finish.

Experience winter trail running at Staunton State Park with the Sawmill Trail Runs offering 50k, 16 mile and 8 mile options on scenic high alpine trails. Enjoy well stocked aid stations, a finisher medal and stunning mountain views.