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20 Week Marathon Training Plan


Adam Goodrich

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21 Weeks

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This plan is protected by our Refund Policy and may, with the author's approval, be exchanged for a plan of equal value from the same author.

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Plan Description

This program benefits those who appreciate a diversified and easy to follow training program. Emphasis is placed on cross training, speed work, foam rolling and stretching in order to prevent injuries and enhance performance.

Over these 20-weeks the user will follow an undulating, periodized plan with three-week builds followed by a recovery week.

Training Plan Sample Week


Average Weekly Breakdown

Workouts Weekly Average Longest Workout
Run x3
3:17 hrs 3:30 hrs
X-Train x2
—— ——
Other x1
0:30 hrs 0:30 hrs
Day Off x1
—— ——
Workouts Per Week Weekly Average Longest Workout
3:17 hrs 3:30 hrs
—— ——
0:30 hrs 0:30 hrs
Day Off
—— ——

Training Load By Week

This plan works best with the following fitness devices:

  • GPS

All supported devices

Adam Goodrich, CSCS, USAT, FMSC

Conservative training plans for endurance athletes in search of a program focused on preventing injuries. When you are injured, you have nothing. When you are functionally sound, you can optimize fitness, then achieve your training and race potential.
Use these plans to train strong and smart, and to keep time in your schedule for your friends and family.

$20.00 - Buy Now