Date
Sat, 29 May 2027
Start
07:30
Venue
Mill Creek Summit / Pony Park Day Use Area, Angeles National Forest, near Palmdale, California
California
Countdown
May
A 51 km trail run out to the summit and back, with a full 10 hours to get it done. Hills are steady rather than savage, so pacing matters more than heroics.
Key facts
0110-hour time limit; the course closes at 17:30
02Aid-station cut-offs apply, so check them before you plan your pace
03Out-and-back route, so you will pass other runners on the way
Create a free training plan for the Pacifico Ultra 51 km
7-day free trial, no card required
The course
The route
California
Distance51km
Total climb1,621m
StartElevation
0 kmDrag map to rotate48.0 km
Weather
Late-May, California
22°CTypical high
8°CTypical low
-4°CColdest in 20 years
6%Days with rain
Highs around 22°C and lows around 8°C, but it has dropped to -4°C. Rain on 6% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#RiderTimeAvg speed
01Clara Caspard4:37:2311.1 km/h
02Taelor Smith5:27:139.4 km/h
03Chalyse Armstrong5:50:278.8 km/h
21
Women finishers
7:20:18
Median time
7.0 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 Pacifico Ultra 51 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 Pacifico Ultra 51 km plan targets
Typical sessions
51 km with 1,621 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
Hill reps and vert to prepare the climbs and descents
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 Pacifico Ultra 51 km plan.
7-day free trial, no card required.
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