Date
Sat, 18 Sept 2027
Venue
Fort Valley Trailhead, north of Flagstaff, Arizona
Arizona
Countdown
September
A true point-to-point 100 miler from Flagstaff toward the Grand Canyon, with 32 hours to get there on foot. The climbing is modest for the distance, so this one is about time on your feet.
Key facts
0132-hour cut-off for the full 100 miles
02Point-to-point course, so plan your transport back
03Relay teams of 2, 4 or 8 also run this course
Create a free training plan for the Flagstaff to Grand Canyon Stagecoach Line Races: 100-Mile Run
7-day free trial, no card required
The course
The route
Arizona
Distance161km
Total climb2,134m
StartElevation
0 kmDrag map to rotate144.5 km
Weather
Mid-September, Arizona
31°CTypical high
16°CTypical low
6°CColdest in 20 years
17%Days with rain
Highs around 31°C and lows around 16°C, but it has dropped to 6°C. Rain on 17% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
OrganiserArizona Trail Association (Arizona Trail Endurance Events)
Websiterunazt.org
Instagram@stagecoach100
Running since2013
Training
Training for the Flagstaff to Grand Canyon Stagecoach Line Races: 100-Mile Run
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 Flagstaff to Grand Canyon Stagecoach Line Races: 100-Mile Run plan targets
Typical sessions
161 km with 2,134 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 Flagstaff to Grand Canyon Stagecoach Line Races: 100-Mile Run plan.
7-day free trial, no card required.
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