Trail
50 Mile
80.5 km
Start: Sep 21, 06:00 AM
Gaspin Through The Aspens
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Trail in United States, American Fork
Distances
Trail
50K
50 km
Start: Sep 21, 06:00 AM
Trail
25K
25 km
Start: Sep 21, 06:00 AM
About
An iconic mountain trail race through the Wasatch Mountains and fall colors of Utah, offering 25K, 50K and a new 50-mile distance with sweeping alpine views and single-track flow.
Catering & aid stations
On-course aid stations provide water, electrolyte drinks, and food—details in the race flyer.
Pacers
Pacers will be present at the start for each wave listed in the Renntag schedule (see race day details) and flagged at the 50K and 50-mile start waves; pace groups align with announced target times.
Results
View official resultsTypical weather in American Fork
Monthly averages based on historical data (2000–present).
Jan34°18°
↑ 07:48
↓ 17:26
Feb39°22°
↑ 07:22
↓ 18:03
Mar49°29°
↑ 07:39
↓ 19:35
Apr59°37°
↑ 06:49
↓ 20:06
May70°48°
↑ 06:12
↓ 20:37
Jun84°59°
↑ 05:58
↓ 20:59
Jul93°68°
↑ 06:12
↓ 20:56
Aug90°65°
↑ 06:40
↓ 20:25
Sep80°56°
↑ 07:09
↓ 19:37
Oct64°43°
↑ 07:39
↓ 18:48
Nov48°31°
↑ 07:14
↓ 17:11
Dec36°20°
↑ 07:44
↓ 17:03
Route maps
What's included in entry
- Race finisher medal
- Race flyer with aid station and course details
- Finish line party
FAQ
What distances are offered?
25K, 50K, and a new 50-mile distance.
Is this a UTMB® Index race?
Yes—conquering this race earns you a UTMB® Index and a path toward UTMB® World Series qualification.
What is the registration fee?
Pre-registration: 25K €65, 50K €100, 50-mile €130—fees are subject to change.
Last updated: Jun 5, 2026, 11:52:48 PM
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