100K100K50 miles50 miles26.2 milesComing SoonScena Performance
Dick Collins Firetrails
Castro Valley, California
$245
Bay Ridge 100k - After Apr 11
2
Aid Stations
20
Days Away
About This Race
The 43rd Annual Dick Collins Firetrails is a historic ultrarunning event held at Lake Chabot Marina in Castro Valley, CA, featuring a 100k, 50-Mile, and Marathon on trails in the East Bay Regional Parks.
Key Dates
Registration Closes
Invalid Date
Race Day
Sep 26, 2026
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Pricing
Current Price
$245
Bay Ridge 100k - After Apr 11
Price Progression
Bay Ridge 100k - After Apr 11
$245Apr 11, 2026
Firetrails 50 Miler - After Apr 11
$220Apr 11, 2026
Golden Hills Marathon - After Apr 11
$125Apr 11, 2026
Bay Ridge 100k - Early
$230
Firetrails 50 Miler - Early
$195
Golden Hills Marathon - Early
$110
Aid Stations
2| Station | Distance | Crew | Drop Bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Big Bear Drop bags are supported at Big Bear. Bags transported from start on race morning. Drop bags not returned to Start/Finish until after 7pm when Big Bear closes. Pacers can enter at Big Bear (returning only) for 100k and 50-mile. | -- | -- | Skratch sports drinkGu gels | ||
Rancho Laguna Out-and-back destination for the 100k course. Pacers can enter the course here for 100k and 50-mile. | -- | -- | Skratch sports drinkGu gels |
Race Planning
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