Date
Sat, 23 Jan 2027
Start
08:45
Venue
San Pedro Valley County Park, 600 Oddstad Blvd, Pacifica, CA 94044
Pacifica, San Mateo County
Countdown
January
A half marathon with real hills in it: 945 m of climbing over 21 km makes this a solid trail effort, not a flat cruise.
Key facts
01Six-hour limit, and everyone must be off the course by 14:30
Create a free training plan for the Pacifica Foothills Trail Run 21 km
7-day free trial, no card required
The course
The route
Pacifica
Distance21km
Total climb945m
StartElevation
0 kmDrag map to rotate20.1 km
Weather
Late-January, Pacifica
14°CTypical high
9°CTypical low
4°CColdest in 20 years
30%Days with rain
Highs around 14°C and lows around 9°C, but it has dropped to 4°C. Rain on 30% of days.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#RiderTimeAvg speed
01Logan Smith02:03:1010.3 km/h
02Rachel Jones02:18:479.2 km/h
03Felicia Maquinalez02:24:008.8 km/h
31
Women finishers
3:04:07
Median time
6.9 km/h
Median speed
Women · 2026 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the Pacifica Foothills Trail Run 21 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 Pacifica Foothills Trail Run 21 km plan targets
Typical sessions
21 km with 945 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 Pacifica Foothills Trail Run 21 km plan.
7-day free trial, no card required.
Other races at Pacifica Foothills Trail Run
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