Date
Sun, 1 Aug 2027
Start
07:00
Venue
Lake Chabot Marina, 17936 Lake Chabot Rd, Castro Valley, CA 94546
Castro Valley, Alameda County
Countdown
August
A big loop out of Lake Chabot Marina through the East Bay regional parks to Skyline Gate and back. Running here since 1982, with 1,466 m of climbing that is steady rather than savage.
Create a free training plan for the Skyline 50K Endurance Run 50 km
7-day free trial, no card required
The course
The route
Castro Valley
Distance50km
Total climb1,466m
StartElevation
0 kmDrag map to rotate47.4 km
Weather
Early-August, Castro Valley
29°CTypical high
12°CTypical low
8°CColdest in 20 years
0%Days with rain
Highs around 29°C and lows around 12°C, but it has dropped to 8°C. Rain on 0% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the Skyline 50K Endurance Run 50 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 Skyline 50K Endurance Run 50 km plan targets
Typical sessions
50 km with 1,466 m of climbing
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 Skyline 50K Endurance Run 50 km plan.
7-day free trial, no card required.
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