Training Plan

100-mile mountain ultra

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📋 RACE DAY ADVICE

🗓️ 23 WEEKS

🏃🏼‍♀️ INTERMEDIATE

🏋️ STRENGTH & CONDITIONING

⭐️ TOP RATED · TRUSTED BY 100s

Essential 100-mile mountain ultra plan - train for steep climbs & descents, technical terrain, and a big day out, over 23 weeks.

A 23-week ultra running training plan to prepare you for a mountain 100-miler, taking into account the specific demands of a hilly trail event. Great if you’re looking to finish your race or to improve your time - options for harder or easier workouts.

  • 3 build weeks + 1 recovery week blocks - First blocks

  • Second blocks of 2 build weeks + recovery week

  • 3 week taper

  • Progressive strength & conditioning plan (stability → strength → power)

Written by Coach Doug Stewart, an experienced trail running Coach and Mountain Runner, and ultra runner who has completed many of the world’s most iconic mountain 100-mile ultras including the UTMB and 100 Miles of Istria; while coaching multiple finishers of UTMB, Western States, and UTMB World Series 100-milers.

This plan is bought on & delivered through TrainingPeaks - the most trusted and widely used platform for endurance training plans, on mobile & desktop

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Includes Basic TrainingPeaks account

For experienced runners

Time based rather than distance

Requires access to hills or a treadmill

Race day advice

Strength and conditioning sessions

Syncs with your watch


Your Plan preview

One week of training - TrainingPeaks platform snapshot

SOME OTHER PLANS…

Right plan for your goal, but need some tweaks?

📈 More weekly run volume

🏃‍♂️ Run only plan (No S&C)

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