Range of Light Trail Races
Oct 24Bishop, CA50K, 33K +2
Also 50K, similar trail technicality to Fall Creek Beast, registration open
50KHalf MarathonRegistration open
Fall Creek Beast
Swan Valley, Idaho
- Entry from
- $59
- Days to go
- 25
At a glance
- Date
- Oct 31, 2026
- Location
- Swan Valley, Idaho
- Distances
- 50K, Half Marathon
- Elevation gain
- 6,000 ft
- Registration
- Registration open until Oct 29, 2026, via ultrasignup.com
- Official site
- fallcreekbeast.com
- Listed from
- UltraSignup
- Last checked
- Oct 5, 2026
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Build my planAbout this race
Fall Creek Beast is a Halloween trail race in Swan Valley, Idaho, offering a 50K and a 13.1-mile half marathon. Both courses include Prospector Peak and use singletrack, double track, and gravel road terrain.
Key dates
Early ends
Jun 30, 2026
Standard ends
Sep 1, 2026
Registration closes
Oct 29, 2026
Race day
Oct 31, 2026
Pricing
50K
Late
$99
13.1M
Late
$59
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Race planning
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