The Canyons Endurance Runs™ by UTMB®
Apr 22, 2027Auburn, CA100 mi, 100K +2
Also 50K, 141 mi from Great Shasta Rail Trail, registration open
Listed from UltraSignup. Checked Oct 18, 2026.
Aid stations, cutoffs and pacing in one plan, with the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planA variety of races for athletes of all levels including ultrarunning, trail running, and burro racing with unique and challenging experiences.
Race day
Mar 27, 2027
Registration openings and major changes, like a new date or a cancellation.
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
Apr 22, 2027Auburn, CA100 mi, 100K +2
Also 50K, 141 mi from Great Shasta Rail Trail, registration open
Apr 17, 2027Mendocino, CA50K
Also 50K, 158 mi from Great Shasta Rail Trail, registration opens Nov 7
Mar 19, 2027Marinwood, CA50K
Also 50K, 1 week before Great Shasta Rail Trail, registration open
May 8, 2027Susanville, CA50K, 30K +2
Also 50K, 61 mi from Great Shasta Rail Trail
Straight-line distance
Oct 24Goleta, CA100 mi, 100K +1
Oct 24Agoura, CA50K, Half Marathon +1
Oct 24Bishop, CA50K, 33K +2
Oct 24Pollock Pines, CA50K, Marathon +3
Oct 31San Juan Capistrano, CA50K, Marathon +3
Nov 7Brea, CA50K, 30K
Nov 7Castro Valley, CA50K, Marathon +4
Nov 13Rancho San Fernado Rey, CA50K, 20K
Nov 14Auburn, CA50K, Half Marathon +2
Nov 21Los Angeles, CA50K, Marathon +3
Nov 28Mill Valley, CA28.4 mi
Dec 5San Jose, CA50K, Marathon +5
Jul 2, 2027Burney, CA10K, 5K
Jun 18, 2027Cassel, CA100 mi
Oct 22Burney, CA48 hr, 24 hr +2
Jun 19, 2027Mount Shasta, CA52K, 34K +1
May 8, 2027Susanville, CA50K, 30K +2
Jul 9, 2027Ashland, OR
Jul 23, 2027Downieville, CA
Nov 7Ashland, ORMarathon, Half Marathon +1
Jun 6, 2027Ashland, OR13.3 mi
Apr 1, 2027Nevada City, CA50 mi
May 22, 2027Sparks, NVBackyard Ultra
Oct 24Oxbow Reservoir, CA
Mar 13, 2027Auburn, CA12 mi, 6 mi
Mar 20, 2027Cool, CA50K, 25K +1
Mar 27, 2027Auburn, CA35K, Half Marathon +2
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
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