Morrison
Trail Running Calendar near Morrison 2026-2027
Explore the top trail runs near Morrison for 2026-2027! We've gathered 41 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
Backyard ultra at Bear Creek Lake Park where runners repeat a 4.16-mile loop each hour until one remains or the field is stopped at the 11th hour.
Trail races on November 14, 2026 in Louisville CO offering Half Marathon, 10K and 5K on dirt out and back courses with aid stations and post-race festivities.
A self-supported 50K in Golden, Colorado visiting four local peaks with Parfet Park as the central hub and minimal course markings.
December 2026
Holiday trail runs in Louisville CO with 5k, 10k, a new half marathon, expo pickup, giveaways, family activities, and a visit from Santa.
January 2027
A 21.6 mile out and back road race near Sedalia, CO with 2,627 ft of climbing, variable winter road conditions, mandatory gear, and aid at multiple stations.
February 2027
April 2027
A trail event near Highlands Ranch, Colorado offering 21 mile, half marathon, 10K and 5K courses on mostly dirt single track with rolling hills and aid stations on longer distances.
May 2027
A May 30 trail ultra in Buffalo Creek, Colorado offering 50 Mile and 50K courses on mostly singletrack with significant elevation and limited crew access.
A Parker, CO trail event featuring a Dipsea-style staggered 10 km and a Kids 1 mile, with a steep incline, rolling terrain, aid stations, and awards for top finishers.
June 2027
Overnight trail endurance event in Highlands Ranch with solo ultramarathon options and 3 or 5 person 12 hour relays on 10.3 and 5.3 mile loops under the full moon.
July 2027
Two Brothers Up and Down in Idaho Springs features steep out and back courses: a 10k with about 1,800 ft ascent and a 5k with about 570 ft.
August 2027
Trail races at Standley Lake in Westminster CO offering distances from 6K to 50K on 100% dirt courses with aid stations and parking at Wayne Carle Middle School.
September 2027