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10-Week Marathon Plan – Sub 3h30

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10-Week Marathon Plan – Sub 3h30

Author

Cesar Hernandez Lloret

All plans by this Coach
4.75 (4)

Length

10 Weeks

Plan Description

Pace-Based Training for Intermediate Runners

This 10-week marathon training plan is designed for runners aiming to break 3 hours and 30 minutes using a structured, pace-based methodology. The program progressively develops aerobic endurance, marathon-specific pacing and fatigue resistance to help you approach race day with confidence and control.

šŸ”¹ Included Athlete Guide

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

Built for experienced recreational runners, this plan balances quality sessions and recovery to maximize performance while maintaining sustainable progression throughout the preparation block.

šŸ”¹ Who this plan is for

• Intermediate runners targeting a sub-3h30 marathon
• Athletes with previous marathon or half marathon experience
• Runners with an established aerobic base
• Athletes training 4–5 days per week
• Runners looking for structured pace guidance and race-specific preparation

This plan is ideal for runners seeking competitive marathon performance through consistent and progressive training.

šŸ”¹ Plan structure

• 10 weeks of progressive marathon training
• Long runs with marathon pace integration
• Tempo and threshold sessions for aerobic development
• Structured interval workouts
• Recovery and easy runs to support adaptation
• Midweek quality sessions
• Progressive marathon-specific pacing
• Final taper phase before race day

Each training phase is designed to improve endurance, pacing control and running efficiency while managing fatigue appropriately.

šŸ”¹ Training phases

Weeks 1–3: Aerobic Foundation
Build endurance and establish marathon-specific training consistency.

Weeks 4–7: Threshold & Marathon Pace Development
Improve sustainable marathon effort and pacing efficiency.

Weeks 8–9: Race-Specific Preparation
Integrate extended marathon pace blocks within long runs.

Week 10: Taper & Race Readiness
Reduce fatigue while maintaining sharpness and race rhythm.

šŸ”¹ Pace-based methodology

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

• Develop marathon-specific endurance
• Improve pacing awareness and consistency
• Execute sessions with clear intensity targets
• Adapt pacing according to terrain or race conditions

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

šŸ”¹ Equipment / Requirements

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

šŸ Train consistently, manage your pacing intelligently and prepare to break the 3h30 marathon barrier with a progressive race-focused plan.

This 10-week marathon program provides a clear roadmap for runners aiming to maximize performance and arrive at race day prepared for a strong and controlled marathon execution.

How it Works

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Training Plan Sample Week

Stats

Average Weekly Breakdown

Workouts Weekly Average Longest Workout
Run x5
03:39:00 02:00:00
Day Off x2
—— ——
Other x1
00:20:00 00:30:00
Strength x1
00:30:00 00:40:00
Workouts Per Week Weekly Average Longest Workout
Run
03:39:00 02:00:00
Day Off
—— ——
Other
00:20:00 00:30:00
Strength
00:30:00 00:40:00

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.
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  • 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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