Date
Sat, 5 Dec 2026
Start
06:30
Venue
S
New York, New York
Countdown
December
The big one of the three: a 50k single loop with around 1,700 m of climbing, spread across a long day on the trail. Runners get 11 hours to finish it.
Key facts
0111-hour finish cut-off
02Pacers allowed from mile 16
Create a free training plan for the San Joaquin River Trail 10k/25k/50k 50 km
7-day free trial, no card required
The course
The route
S
Distance50km
Total climb1,693m
StartElevation
0 kmDrag map to rotate45.8 km
Weather
Early-December, S
8°CTypical high
3°CTypical low
-5°CColdest in 20 years
31%Days with rain
Highs around 8°C and lows around 3°C, but it has dropped to -5°C. Rain on 31% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#RiderTimeAvg speed
01Kristen Holman05:05:019.8 km/h
02Pimvalee Athonvarangkul06:12:098.1 km/h
03Nicole Nast06:50:277.3 km/h
23
Women finishers
7:42:51
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
OrganiserSan Joaquin Running
Websitesanjoaquinrunning.com
Instagram@sanjoaquinrunning
Running since2014
Training
Training for the San Joaquin River Trail 10k/25k/50k 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 San Joaquin River Trail 10k/25k/50k 50 km plan targets
Typical sessions
50 km with 1,693 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 San Joaquin River Trail 10k/25k/50k 50 km plan.
7-day free trial, no card required.
Other races at San Joaquin River Trail 10k/25k/50k
More events in December in United States
Calero Trail Run (Winter)Sat, 5 Dec 2026 · San Jose→Colossal Vail 50/50Sat, 5 Dec 2026 · Vail→Peacock Gap Trail RunSat, 5 Dec 2026 · McNears Beach→The Hitchcock ExperienceSat, 5 Dec 2026 · Honey Creek→Wildwood Trail MarathonExpected Early December 2026 · Wildwood→Happy Valley Grit Gravel RaceSun, 6 Dec 2026 · Daleville→
