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16-Week Marathon Plan – Sub 3h30

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16-Week Marathon Plan – Sub 3h30

Author

Cesar Hernandez Lloret

All plans by this Coach

Length

16 Weeks

Plan Description

šŸƒ 16-Week Marathon Plan – Sub 3h30
Pace-Based Marathon Training for Intermediate Runners

This 16-week marathon training plan is designed for runners aiming to break the 3h30 barrier through a progressive pace-based methodology focused on endurance development, pacing control and race-specific preparation.

This training plan includes access to the:

šŸ“˜ CHL Endurance Running Athlete Guide

A practical guide designed to help you get the most out of your training process, including:

• training paces and intensity zones
• recovery and fatigue management
• race week recommendations
• basic nutrition guidelines for runners
• common mistakes to avoid
• how to properly use and adapt the training plan

šŸ”— Download the guide here:

https://drive.google.com/file/d/1cXPs3NETrHCvVrUuSQsyA76JufYZ3ruF/view?usp=sharing


The program combines long runs, tempo sessions, interval workouts and aerobic development to help runners improve marathon-specific endurance, pacing consistency and overall race performance.

Built for intermediate runners with previous running experience, this plan provides a structured and sustainable progression toward achieving a strong marathon result.

šŸ”¹ Who this plan is for

• Intermediate runners targeting a Sub 3h30 marathon
• Athletes with previous half marathon or marathon experience
• Runners capable of consistent weekly training
• Athletes seeking pace-guided marathon preparation
• Runners looking for progressive endurance development

This plan is ideal for runners pursuing a performance-oriented and realistic marathon progression.

šŸ”¹ Plan structure

• 16 weeks of progressive marathon training
• Long runs with marathon pace integration
• Tempo and threshold development sessions
• Interval workouts and aerobic conditioning
• Recovery and easy runs
• Optional strength and mobility sessions
• Progressive load and recovery management
• Final taper phase before race day

Each phase is designed to progressively improve endurance, pacing consistency and marathon-specific performance.

šŸ”¹ Pace-based methodology

All workouts are prescribed using pace ranges aligned with your Sub 3h30 objective, allowing you to:

• Improve marathon pacing awareness
• Develop sustainable endurance progressively
• Execute workouts with clear intensity guidance
• Adapt pacing according to terrain or conditions

The pace-based approach provides structure, flexibility and measurable progression throughout the training process.

šŸ”¹ Equipment / Requirements

• Appropriate running shoes for training and racing
• GPS watch recommended for pace monitoring
• Access to roads, track or treadmill

šŸ Build marathon-specific endurance, improve pacing consistency and prepare confidently to break the 3h30 barrier with a progressive and performance-oriented marathon training plan.

How it Works

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Training Plan Sample Week

Stats

Average Weekly Breakdown

Workouts Weekly Average Longest Workout
Run x5
03:59:00 02:36:00
Day Off x1
—— ——
Strength x1
00:32:00 00:40:00
Other x1
00:16:00 00:30:00
Workouts Per Week Weekly Average Longest Workout
Run
03:59:00 02:36:00
Day Off
—— ——
Strength
00:32:00 00:40:00
Other
00:16:00 00:30:00

Training Load By Week


This plan works best with the following fitness devices:

César Hernández Lloret

CHL Endurance

Entrenador de running, triatlón y ciclismo. Titulación académica en Ciencias del Deporte, experiencia con selecciones nacionales (ESP, URU, VEN). Planificación estructurada, trabajo por ritmos y control de carga para maximizar rendimiento y prevenir lesiones

Endurance coach specialized in running, triathlon and cycling. Sport Science Degree, experience working with national teams. Structured training, pace-based methodology & smart load management to maximize performance and reduce injury risk


  • 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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