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The Canyons Endurance Runs by UTMB - 50K course and race-day weather

Starts in about 5 months Estimated date · Sat, Apr 24, 2027 · 07:00 PDT

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Canyons 50K course, section by section

The Canyons 50K course runs 50.0 km with 1,553 m of climbing and 1,553 m of descent - 31 m of climbing per kilometre. It tops out at 586 m, and its lowest point on the GPX is 164 m. 35% of the distance climbs at more than 3%, 35% descends at more than 3%, and the remaining 30% is flat or rolling.The Canyons 50K course runs 31.1 mi with 5,095 ft of climbing and 5,095 ft of descent - 164 ft of climbing per mile. It tops out at 1,923 ft, and its lowest point on the GPX is 538 ft. 35% of the distance climbs at more than 3%, 35% descends at more than 3%, and the remaining 30% is flat or rolling.

The organiser's 7 checkpoints split the course into 6 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 50K: 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 - Downtown Auburn → Confluence - 1 0.0-6.40.0-4.0 6.4 km4.0 mi +103 m+338 ft -309 m-1,014 ft -3.2% 424 m1,391 ft
Confluence - 1 → Clementine 6.4-11.64.0-7.2 5.2 km3.2 mi +299 m+981 ft -20 m-66 ft +5.4% 460 m1,509 ft
Clementine → Drivers Flat 11.6-25.17.2-15.6 13.5 km8.4 mi +378 m+1,240 ft -327 m-1,073 ft +0.4% 586 m1,923 ft
Drivers Flat → Mammoth Bar 25.1-37.815.6-23.5 12.7 km7.9 mi +330 m+1,083 ft -653 m-2,142 ft -2.6% 582 m1,909 ft
Mammoth Bar → Confluence - 2 37.8-43.823.5-27.2 6.0 km3.7 mi +233 m+764 ft -242 m-794 ft -0.2% 389 m1,276 ft
Confluence - 2 → Downtown Auburn (Finish) 43.8-50.027.2-31.1 6.2 km3.9 mi +292 m+958 ft -84 m-276 ft +3.4% 424 m1,391 ft

The climbs that shape the race

The track holds 6 major climbs and 7 major descents. The biggest climb runs from km 6 to km 12 (through Clementine): +323 m over 5.9 km at an average of 5.1%. The steepest sustained climb averages 12.1% over 1.7 km from km 38 (from Mammoth Bar), with pitches of 23.1%. 2 of the major climbs start in the last 30% of the course. The longest descent drops 237 m over 4.1 km from km 40 (down to Confluence - 2), at an average of 5.5%.The track holds 6 major climbs and 7 major descents. The biggest climb runs from mile 4 to mile 8 (through Clementine): +1,060 ft over 3.7 mi at an average of 5.1%. The steepest sustained climb averages 12.1% over 1.1 mi from mile 23 (from Mammoth Bar), with pitches of 23.1%. 2 of the major climbs start in the last 30% of the course. The longest descent drops 778 ft over 2.5 mi from mile 25 (down to Confluence - 2), at an average of 5.5%.

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.