Date
Sat, 25 Sept 2027
Start
08:00
Venue
Lake Chabot Marina, Castro Valley, California
Castro Valley, Alameda County
Countdown
September
A trail marathon point to point, on a race that has been going since 1983. The 8 am start and generous cut-off make it the approachable way in.
Key facts
0112.5-hour time limit, which is generous for a marathon
02Point to point, so plan your transport back
Create a free training plan for the Dick Collins Firetrails 42 km
7-day free trial, no card required
The course
The route
Castro Valley
Distance42km
StartElevation
0 kmDrag map to rotate40.9 km
Weather
Late-September, Castro Valley
28°CTypical high
12°CTypical low
7°CColdest in 20 years
3%Days with rain
Highs around 28°C and lows around 12°C, but it has dropped to 7°C. Rain on 3% of days.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#RiderTimeAvg speed
01Amy Cameron03:32:4111.9 km/h
02Brenda Blinn05:01:438.4 km/h
03Michelle Ho06:01:137.0 km/h
8
Women finishers
6:26:47
Median time
6.5 km/h
Median speed
Women · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the Dick Collins Firetrails 42 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Dick Collins Firetrails 42 km plan targets
Typical sessions
42 km
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Dick Collins Firetrails 42 km plan.
7-day free trial, no card required.
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