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Trail Running Calendar near Table Mesa 2026-2027

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Explore the top trail runs near Table Mesa for 2026-2027! We've gathered 26 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

October 2026
A traditional Backyard Ultra at Luvin Arms Animal Sanctuary on October 24-25, 2026 with hourly 4.167 mile loops, on-site aid, camping, and proceeds supporting the sanctuary.
An approximately 18 mile trail across Boulder's five peaks with about 5,000 ft of climbing on October 24, 2026; limited to 100 participants with a $25 fee donated to recovery.
Trail races at Bear Creek Lake Park on October 25, 2026 offering 5K, 15K, a 5+15 double and a kids 1K, organized by Run Uphill Racing.
MonsterDASH Louisville on Oct 25, 2026 offers a new half marathon plus 5k, 10k and a kids mile with costume contests, expo, and themed runner perks.
Halloween themed 5k and 10k through historic downtown Erie and Coal Creek trails, with a kids Goblin Run and BOLDERBoulder qualifying times.
A backyard ultra at Bear Creek Lake Park where runners repeat a 4.167 mile loop every hour until one remains, up to 11 laps, with a 50 runner field cap.
A cross-country meet in South Boulder offering 1K, 3K and 5K races as Race 2 of the Boulder XC series at Harlow Platts Community Park.
November 2026
Trail races in Louisville, Colorado on November 14, 2026 offering 13.1 miles, 10K and 5K out-and-back courses on dirt trails with aid stations and drop bag service.
Trail races in Loveland CO on November 14 2026: a just over 15K loop with a five hour limit plus a shorter 5K on mixed terrain.
A self-supported 50K in Golden, Colorado with four summit loops from Parfet Park, minimal course markings, and a single DIY aid station.
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.
February 2027
Backcountry snowshoe race near Brainard Lake in Nederland, Colorado, offering 18K and 30K routes with mandatory snowshoes and on-course aid.
A winter gravel bike rally and trail run in Lyons, Colorado offering multiple run and ride distances, mixed terrain courses, and a public finish-line party with food and music.
June 2027
Trail races at Barr Lake State Park on June 5, 2027 with 50K, 30K, half marathon, 15K and 5K on dirt courses plus aid stations and drop bag support.
A mixed gravel-bike and trail-running festival in Lyons, Colorado on June 6, 2027, featuring races from 100K to 5 miles plus relays, BMX, camping and a concert.
July 2027
A 69 mile, three loop mountain endurance near Nederland, Colorado with about 18,099 ft of climbing, three weight categories and mandatory high altitude equipment.
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
Annual four mile charity run in Eldorado Springs with a scenic out and back course, post-run food and prizes, supporting the Colorado Cancer Foundation.
Mountain trail races in Winter Park Colorado featuring 50K, 21K and 10K courses on alpine singletrack with limited fields and aid stations.
Trail ultras through Roxborough State Park and Sharptail Ridge with 50 mile and 50K options, five aid stations, bus start access and a field limited to 200.
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