The Canyons Endurance Runs™ by UTMB®
Apr 22, 2027Auburn, CA100 mi, 100K +2
84 mi from Sparks Backyard Ultra, 4 weeks before Sparks Backyard Ultra, registration open
At a glance
- Date
- May 22, 2027
- Location
- Sparks, Nevada
- Distances
- Backyard Ultra
- Registration
- See ultrasignup.com
- Official site
- biggestlittleultra.com
- Listed from
- UltraSignup
- Last checked
- Oct 4, 2026
Plan this race for free
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 planAbout this race
A backyard ultra race where participants run a 4.167 mile course every hour until only one person is standing. Qualifying event for the Backyard Ultra Association with mini races of 3, 6, 12, and 24 hours also offered.
Key dates
Race day
May 22, 2027
Email me updates about Sparks Backyard Ultra
Registration openings and major changes, like a new date or a cancellation.
Entry transfers
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
Similar races
Sunset & Cider Trail Races
Oct 10Auburn, CA50K, 13 mi +1
84 mi from Sparks Backyard Ultra, registration open
Straight-line distance
More Races in Nevada
All races in NevadaCarson 400
Oct 7Carson City, NV100 mi, 1 mi +1
Sparks Biggest Little Ultra
Oct 9Sparks, NV48 hr, 100 mi +5
Tortoise Trot 5K and Trail Run
Oct 10Las Vegas, NV17K, 5K
Jacks Valley Trail Rally
Oct 17Carson City, NV21K, 10K +1
Peavine Peak Hill Climb
Oct 17Reno, NV9.4 mi
Nevada Day Classic
Oct 31Carson City, NV8K, 2 mi
Ferris 50
Nov 7Minden, NV50 mi, 50K +1
Hidden Valley Hammer
Nov 7Reno, NV10K, 5K
Desert Island Trail Runs
Nov 14Carson City, NV21K, 10K +1
Red Rock Canyon Ultra
Nov 14Blue Diamond, NV100K, 50K +1
Fire Fest Ultra
Nov 21Logandale, NV100 mi, 100K +3
Resolution Run
Dec 31Las Vegas, NVHalf Marathon, 10K +1
Races Near Reno
All races near RenoWestern States® 100-Mile Endurance Run
Jun 26, 2027Olympic Valley, CA100 mi
Tahoe 200 Endurance Run
Jun 21, 2027Lake Tahoe, CA200 mi
Tahoe 100k
Jun 19, 2027Stateline, NV100K
Lost Sierra Endurance Race
Jul 23, 2027Downieville, CA
May Races Nearby
All May racesPaiute Meadows Trail Run
May 8, 2027Susanville, CA50K, 30K +2
Race planning
Plan Sparks Backyard Ultra with Crewable
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
Build my planAre you the race director for Sparks Backyard Ultra?
Claim this race to manage registration, volunteers, and race day.