
Marathon | 16-Week Advanced Performance Plan
Achieving a new personal best requires a transition from general mileage to specific, high-quality preparation. For the experienced runner, the challenge is building the stamina to hold a target pace while managing the physical toll of training alongside a professional career. This 16-week program provides the structure needed to break through performance plateaus. By replacing unstructured running with sessions that have a clear purpose, you build the resilience to handle race intensity without the risk of overtraining.

Success at this level is defined by how you manage fatigue. This plan includes strategic double-session days to build running strength, simulating the specific demands of the final stages of the race. This framework removes the uncertainty of preparation, letting you focus on execution while maintaining professional standards. Every session is designed to improve speed endurance, ensuring you arrive at the start line sharp, fresh, and ready to perform.
The Outcome for You
- Precise Pacing: Every workout uses personal targets so you know exactly how hard to work to see progress.
- Fatigue Management: Double-run sessions help you build strength under pressure without the injury risk of excessive single-run volume.
- Time Efficiency: Structured to fit into a busy working lifestyle, maximizing results within your training time.
- Energy Control: Learn to manage your effort to sustain a consistent pace through the entire 42.2km.
- No Guesswork: Every session defines the objective, letting you focus on the work rather than the planning.

Your 16-Week Roadmap
- Weeks 1–5: Foundation. Establish a solid endurance base and introduce early race-pace efforts.
- Weeks 6–9: Stamina. Increase training volume and develop the capacity to handle longer race-pace blocks.
- Weeks 10–14: Performance. Push limits with higher volume and speed-focused sessions above race pace.
- Weeks 15–16: Readiness. A professional taper to ensure you arrive at the start line fully recovered and fresh.
Is This Your Next Step?
- Experienced Runners: You currently run 40–50km per week and want to improve marathon speed.
- PB Chasers: You want a reliable, science-informed plan to reach a specific performance target.
- Structure Seekers: You value clarity, accountability, and a methodical approach to preparation.
Your Deliverables
- 16 weeks of training syncing directly to TrainingPeaks for watch-based guidance every day.
- 4 to 6 purposeful runs per week, including intervals and specific double-run days.
- 2 essential rest days every week to facilitate recovery and maintain high standards.
- Coach support via email for practical training advice and professional assessment.
View other Marathon Training Plans Here

The Professional Approach
Success is the result of a consistent system. By following a plan grounded in science and clear structure, you can focus on execution. This provides the clarity required for a meaningful result.

With over a decade of professional swim coaching and an international triathlon background, I help beginners and developing athletes build sustainable habits for endurance sport. I coach athletes currently training under 12 hours a week who may not have grown up in sport. My approach prioritises clarity, patience, and purpose behind every session, ensuring training fits around your life without unnecessary pressure.