Enduraprep | Global Triathlon, Cycling & Running Coaching & Testing Specialists

Online Marathon Coaching

Whether you're training for your first marathon or chasing a personal best, receive personalised coaching tailored to your fitness, lifestyle and goals. Train smarter, stay injury-free and arrive on the start line ready to perform.

Personalised marathon training plans Built around work, family & life Experienced coaching & ongoing support
From first marathons to PB performances — structured online coaching to help you train consistently, race confidently and achieve your marathon goals.
london marathon medal

Why Marathon Training Needs the Right Preparation

Successful marathon preparation is about much more than simply running further each week. It requires a progressive balance of endurance, race-specific fitness, recovery, pacing and fuelling so you can train consistently and perform when it matters.

Build Endurance Progressively

Marathon fitness develops through consistent training over time. Your long runs, weekly mileage and key sessions need to increase at the right rate so you build the endurance required without creating unnecessary fatigue or injury risk.

Develop Race-Specific Fitness

General running fitness alone is not enough. Effective preparation should include the right balance of easy running, threshold work, marathon-paced training and longer sessions that prepare you for the specific demands of 26.2 miles.

Master Pacing and Fuelling

Many marathon performances unravel because athletes start too quickly or fail to fuel adequately. Training should help you establish a realistic race pace, practise your nutrition strategy and learn how to manage effort as fatigue builds.

Train Consistently Around Real Life

The best marathon plan is one you can follow consistently. Your training should fit around work, family and other commitments, while allowing enough recovery to keep you progressing towards race day.

Chicago Marathon Coaching

Trusted by Endurance Athletes Chasing Big Goals

Whether preparing for a marathon, ultra marathon or Ironman, successful endurance performance comes from consistent training, expert guidance and a plan built around your life. Here are just a few experiences from athletes coached by Enduraprep.

“I had Lawrence from Enduraprep coach me for Ironman Wales and I couldn’t recommend him enough. He updated my training plan regularly and adjusted it whenever needed. The training program helped me reach my goal of becoming an Ironman.”

— Rhys H.

“After signing up for Ironman Wales I quickly realised I had no idea how to train for such an event. A quick call with Lawrence eased my nerves and he designed a clear training plan. After four months of coaching I conquered the dragon and became an Ironman.”

— Christopher Y.

“I entered Ironman Wales with no triathlon experience. After a year of coaching I managed to complete the race and even do other triathlons along the way. The training was built around my schedule and the regular feedback really helped build confidence.”

— Pippa W.

“I worked with Lawrence at Enduraprep this year with the aim of completing Ironman Wales. The workouts were easy to follow and pitched at the right level for my fitness. I was able to complete Ironman Wales in my target time and finished the run strongly, which is definitely due to the training programme Lawrence had created.”

— Tom W.

Who Marathon Coaching Is For

Enduraprep marathon coaching is designed for runners who want personalised guidance, structured training and expert support to help them prepare with confidence, whether they're aiming to finish their first marathon or achieve a new personal best.

First-Time Marathon Runners

If you're preparing for your first 26.2 miles, coaching provides a clear roadmap that builds your fitness progressively while giving you the confidence to arrive on the start line ready for race day.

Runners Chasing a Personal Best

Looking to improve your marathon time? Structured training, intelligent pacing and targeted workouts help you maximise your fitness and perform at your best when it counts.

Busy Runners Balancing Work and Family

Your training should work around your lifestyle, not take it over. Every plan is built around your available time so you can make consistent progress without unnecessary training volume.

Runners Who Want Ongoing Support

If you'd value regular feedback, adjustments to your training and guidance throughout your marathon build, personalised coaching provides the accountability and support that generic plans simply can't offer.

Choose the Right Level of Support for Your Marathon

The right level of support depends on your experience, target time, available training time and how much coaching input you want throughout your marathon build.

Whether you want full coaching support and regular feedback or a personalised monthly structure to follow independently, both options are designed to help you train consistently and arrive on race day ready to perform.

Prices shown in:

Performance Coaching

Full coaching support, feedback and accountability

per month

Best for runners who want ongoing support, responsive plan adjustments and expert guidance throughout their marathon preparation.

  • Initial consultation and goal setting
  • Fully personalised TrainingPeaks programme
  • Weekly coach contact and plan adjustments based on training data, recovery and life schedule
  • Ongoing session review and performance feedback
  • Direct coach contact by email and WhatsApp
  • Regular video feedback and training analysis
  • Guidance on pacing, fuelling and race-day preparation
  • Support with long runs, key workouts and race-specific progression
  • TrainingPeaks Premium included
  • Private athlete WhatsApp group
  • Strava club and team kit access

Minimum 3-month commitment.
Ideal for first-time marathon runners, athletes targeting a personal best and anyone who values regular feedback and accountability.

Book a Free Consultation

Guided Plan

Personalised structure without ongoing coaching feedback

per month

Best for self-motivated runners who want a personalised monthly marathon plan but do not need regular feedback between updates.

  • Initial consultation and onboarding
  • TrainingPeaks Premium included
  • Personalised 4-week TrainingPeaks plan updated monthly
  • Monthly screen-recorded plan walkthrough
  • Monthly coaching insights video
  • Training structured around your experience, availability and marathon goal
  • Private Facebook group access
  • Strava club and team kit access

Not included:

  • No session review or workout feedback
  • No mid-cycle plan changes
  • No direct messaging access

Minimum 3-month commitment.
A strong option for runners who want more individualisation than a static marathon plan, with the option to upgrade later.

Ask About Guided Plan

Marathon Coaching – Frequently Asked Questions

Common questions from runners considering personalised online marathon coaching through Enduraprep.

Do I need previous marathon experience to start coaching?
No. Marathon coaching is suitable for both first-time marathon runners and experienced athletes aiming to improve their performance. Your training is built around your current fitness, running background, available time and race goal.
How does online marathon coaching work?
Everything runs through TrainingPeaks. Your sessions are delivered through the platform, and your training data can be uploaded from your GPS watch or running app. With Performance Coaching, your training is reviewed regularly, feedback is provided and your programme is adjusted when needed. With the Guided Plan, you receive a personalised four-week plan and monthly video guidance without ongoing workout-by-workout feedback.
Can my marathon plan fit around work and family?
Yes. Your training is structured around your real availability, including work, family commitments, holidays and other responsibilities. The aim is to prioritise the sessions that matter most while keeping your overall training realistic, consistent and sustainable.
Can coaching help me achieve a marathon personal best?
Yes. Your plan can be built around a specific target time, with training designed to develop the endurance, threshold fitness, running economy and marathon-pace durability required to improve your performance. Your pacing strategy will also be refined using your training data and recent race results.
Will my plan include strength training and injury prevention?
Where appropriate, strength and conditioning can be incorporated into your programme alongside guidance on training progression, recovery and workload management. Although no training plan can guarantee that injuries will not occur, the programme is designed to help reduce unnecessary overload and support consistent running.
Will I receive help with pacing and marathon nutrition?
Yes. Marathon preparation should include practising your target pace, fuelling, hydration and race-day routine during training. Coaching helps you develop a realistic strategy based on your ability, expected finishing time and individual needs.
Do I need a GPS watch or expensive running equipment?
You do not need expensive equipment. A GPS watch is helpful for recording pace, heart rate and completed sessions, but coaching can also be based on time, perceived effort and route information. More advanced tools can be used where available, but they are not essential.
How long before my marathon should I begin coaching?
Starting at least four to six months before race day provides time to build fitness progressively, although the ideal timeline depends on your current training background and goal. Runners starting from a lower base or targeting a significant improvement may benefit from beginning earlier.
Can I book a consultation before committing?
Yes. A free, no-obligation consultation allows us to discuss your running background, marathon goal, current fitness and available training time. We can then decide whether Performance Coaching or the Guided Plan is the most suitable option.

Ready to Achieve Your Marathon Goal?

Whether you're aiming to complete your first marathon or set a new personal best, book a free consultation to discuss your running background, current training, goals and available time. Together we'll identify the best approach for your preparation and whether Performance Coaching or the Guided Plan is the right fit.

Prefer email? Reach me at coachcronk@enduraprep.com