Date
Sat, 13 Mar 2027
Start
08:00
Venue
Drivers Flat staging area, 17725 Drivers Flat Rd, Foresthill, California
Foresthill, Placer County
Countdown
March
A 50K trail ultra out of Foresthill that goes out and comes back the same way, with nearly 2,000 m of climbing and a clock that keeps you honest.
Key facts
01Cupless event: bring your own reusable cup or bottle
02Strict aid-station cut-offs along the course
039.5-hour overall time limit
Create a free training plan for the Ruck a Chuck 50K
7-day free trial, no card required
The course
The route
Foresthill
Distance50km
StartElevation
0 kmDrag map to rotate48.3 km
Weather
Mid-March, Foresthill
10°CTypical high
1°CTypical low
-10°CColdest in 20 years
38%Days with rain
Highs around 10°C and lows around 1°C, but it has dropped to -10°C. Rain on 38% 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
01Zoe Ray05:15:349.5 km/h
02Megan Isom05:27:229.2 km/h
03Angela Spears06:08:228.1 km/h
16
Women finishers
6:48:50
Median time
7.3 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
OrganiserSingleTrack Running
Websitesingletrackrunning.com
Instagram@singletrackrunning
Running since2016
Training
Training for the Ruck a Chuck 50K
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 Ruck a Chuck 50K plan targets
Typical sessions
50 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 Ruck a Chuck 50K plan.
7-day free trial, no card required.
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