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20 Week Marathon Plan

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20 Week Marathon Plan

Includes Structured Workouts

Structured Workouts automatically sync with compatible devices and guide you through workouts in real time.


Learn More about Structured Workouts.

Author

Allan Villanueva

Length

20 Weeks

Includes Structured Workouts

Structured Workouts automatically sync with compatible devices and guide you through workouts in real time.


Learn More about Structured Workouts.

Plan Description

🏃‍♂️ Marathon Intermediate Running Plan – 20 Weeks

A structured 20-week training program designed to help you improve your last marathon performance. Built on progressive load and strategic recovery, this plan boosts your endurance, pacing, and confidence—while keeping you injury-free.

🎯 Goal: Improve and enjoy your next marathon with smart pacing, efficient training, and injury prevention.

📈 Training Highlights:

Systematic training load and recovery balance

Cross-training for strength and injury prevention

Tapering phase for peak race-day performance

👤 Coach & Author: Allan Villanueva

Guided over 50 Boston Marathon finishers

Supported over 150 Marathon Majors finishers

10x Boston Marathon participant

Personal Best: 2h32 / Master PB: 2h46

11x Full Distance Triathlon Finisher (3.8–180–42)

2x Sub-9h Full Distance Finisher

2x Kona Finisher

How it Works

Load Your Plan

Quickly view upcoming workouts in the TrainingPeaks app.

Workout and Analyze

Upload completed workouts from your favorite tracking app or device.

Track Your Progress

Get feedback, stay on top of your training and perform at your best.

Learn More

Training Plan Sample Week

Stats

Average Weekly Breakdown

Workouts Weekly Average Longest Workout
Run x4
04:21:00 02:25:00
Workouts Per Week Weekly Average Longest Workout
Run
04:21:00 02:25:00

Training Load By Week


This plan works best with the following fitness devices:


  • This plan includes a Free Basic TrainingPeaks Account.
  • Access your training plan anywhere on the TrainingPeaks mobile and desktop apps.
  • Track your performance with robust data tracking and detailed graphs.
  • Plan for your event in the TrainingPeaks calendar.
  • Track your weight, sleep, hours, fatigue and stress while you train.
  • Completed workouts sync with popular apps like Garmin and Wahoo. Learn More
  • If plan includes Structured Workouts, then planned workouts sync to compatible devices and guide you through workouts in real time. Learn More

Refund Policy

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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