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The Canyons Endurance Runs by UTMB - 100M course and race-day weather

  • China Wall Trailhead, Foresthill, California, USA
  • 161 km100 mi
  • 5,500 m18,045 ft D+
  • 17 aid stations
  • 8 Running Stones - Major
Starts in about 5 months Estimated date · Fri, Apr 23, 2027 · 12:00 PDT

Analyzing route...

Canyons 100M course, section by section

The Canyons 100M course runs 161.0 km with 5,500 m of climbing and 6,639 m of descent - 34 m of climbing per kilometre. It tops out at 1,529 m, and its lowest point on the GPX is 160 m. 31% of the distance climbs at more than 3%, 40% descends at more than 3%, and the remaining 29% is flat or rolling.The Canyons 100M course runs 100.0 mi with 18,045 ft of climbing and 21,781 ft of descent - 180 ft of climbing per mile. It tops out at 5,016 ft, and its lowest point on the GPX is 525 ft. 31% of the distance climbs at more than 3%, 40% descends at more than 3%, and the remaining 29% is flat or rolling.

The organiser's 19 checkpoints split the course into 18 sections. The table gives each leg's own climb, descent, average grade and high point, measured on the official GPX.

Download the official GPX
Canyons 100M: each section between two checkpoints, with its climb, descent, grade and high point measured on the official GPX
Section KmMi Distance D+ D- Avg grade High point
Start - China Wall → Deadwood - 1 0.0-18.00.0-11.2 18.0 km11.2 mi +699 m+2,293 ft -892 m-2,927 ft -1.1% 1,529 m5,016 ft
Deadwood - 1 → Deadwood - 2 18.0-25.411.2-15.8 7.4 km4.6 mi +561 m+1,841 ft -576 m-1,890 ft -0.2% 1,336 m4,383 ft
Deadwood - 2 → Michigan Bluff 25.4-36.415.8-22.6 11.0 km6.8 mi +551 m+1,808 ft -812 m-2,664 ft -2.4% 1,323 m4,341 ft
Michigan Bluff → Foresthill 36.4-45.922.6-28.5 9.5 km5.9 mi +362 m+1,188 ft -418 m-1,371 ft -0.6% 1,135 m3,724 ft
Foresthill → Cal 2 45.9-59.128.5-36.7 13.2 km8.2 mi +246 m+807 ft -719 m-2,359 ft -3.6% 1,004 m3,294 ft
Cal 2 → Drivers Flat 59.1-74.036.7-46.0 14.9 km9.3 mi +509 m+1,670 ft -548 m-1,798 ft -0.3% 529 m1,736 ft
Drivers Flat → Mammoth Bar 74.0-86.746.0-53.9 12.7 km7.9 mi +344 m+1,129 ft -620 m-2,034 ft -2.2% 582 m1,909 ft
Mammoth Bar → Confluence 86.7-92.753.9-57.6 6.0 km3.7 mi +209 m+686 ft -228 m-748 ft -0.3% 389 m1,276 ft
Confluence → No Hands - 1 (Hydration) 92.7-93.857.6-58.3 1.1 km0.7 mi +28 m+92 ft -45 m-148 ft -1.5% 196 m643 ft
No Hands - 1 (Hydration) → Cool - 1 93.8-98.658.3-61.3 4.8 km3.0 mi +376 m+1,234 ft -86 m-282 ft +6.1% 496 m1,627 ft
Cool - 1 → Coffer Dam - 1 (Water Only) 98.6-101.461.3-63.0 2.8 km1.7 mi +14 m+46 ft -50 m-164 ft -1.3% 479 m1,572 ft
Coffer Dam - 1 (Water Only) → Coffer Dam - 2 (Water Only) 101.4-108.863.0-67.6 7.4 km4.6 mi +288 m+945 ft -280 m-919 ft +0.1% 441 m1,447 ft
Coffer Dam - 2 (Water Only) → Cool - 2 108.8-118.367.6-73.5 9.5 km5.9 mi +232 m+761 ft -222 m-728 ft +0.1% 475 m1,558 ft
Cool - 2 → Browns Bar - 1 118.3-125.073.5-77.7 6.7 km4.2 mi +66 m+217 ft -322 m-1,056 ft -3.8% 482 m1,581 ft
Browns Bar - 1 → ALT 125.0-133.777.7-83.1 8.7 km5.4 mi +319 m+1,047 ft -107 m-351 ft +2.4% 429 m1,407 ft
ALT → Browns Bar - 2 133.7-145.983.1-90.7 12.2 km7.6 mi +212 m+696 ft -407 m-1,335 ft -1.6% 470 m1,542 ft
Browns Bar - 2 → No Hands - 2 (Hydration) 145.9-155.890.7-96.8 9.9 km6.2 mi +343 m+1,125 ft -363 m-1,191 ft -0.2% 480 m1,575 ft
No Hands - 2 (Hydration) → Downtown Auburn (Finish) 155.8-161.096.8-100.0 5.2 km3.2 mi +252 m+827 ft -57 m-187 ft +3.8% 424 m1,391 ft

The climbs that shape the race

The track holds 10 major climbs and 13 major descents. The biggest climb runs from km 13 to km 18 (up to Deadwood - 1): +587 m over 4.7 km at an average of 12.5%. The steepest sustained climb averages 14.5% over 3.6 km from km 22 (up to Deadwood - 2), with pitches of 28.5%. 3 of the major climbs start in the last 30% of the course. The longest descent drops 382 m over 9.2 km from km 97 (through Cool - 1), at an average of 3.6%.The track holds 10 major climbs and 13 major descents. The biggest climb runs from mile 8 to mile 11 (up to Deadwood - 1): +1,926 ft over 2.9 mi at an average of 12.5%. The steepest sustained climb averages 14.5% over 2.2 mi from mile 13 (up to Deadwood - 2), with pitches of 28.5%. 3 of the major climbs start in the last 30% of the course. The longest descent drops 1,253 ft over 5.7 mi from mile 60 (through Cool - 1), at an average of 3.6%.

Distance, total climb and high point are the organiser's. Each section's climb, descent, grade and high point, the low point and the named climbs are measured on the official GPX with the same method as the interactive profile, so the sections can add up to a slightly different total.