Want to learn how to train for a marathon? My couch to marathon training plan will help you get from zero to 26.2 miles with confidence.
Going from couch to marathon is a huge feat, but it’s also one of the most rewarding things you’ll ever do.
If you’re beginning with minimal running experience, expect to dedicate about six months to your marathon training.
This timeline allows for a slow, steady increase in running mileage, giving your body time to adapt to the demands of long-distance running. You’ll start running three to four times a week, gradually increasing your mileage in a carefully structured way to allow your body ample time to adapt to the rigors of long-distance running
In this guide, I’ll take you step-by-step through a tailored couch-to-marathon training plan.
Let’s get to it
How Far is the Marathon?
Let’s start with the basics. A marathon is 26.2 miles (or 42.2 kilometers for those using the metric system). That’s the equivalent of running around a standard 400-meter track 105.5 times. Sound daunting? It should! But don’t worry—by the time you’re done with this plan, you’ll be fully prepared to tackle the distance.
If you’re running at a 12-minute-per-mile pace, it’ll take you about five hours and 15 minutes to complete the marathon. Some runners will finish faster, while others will take longer—there’s no “right” time. The goal is to finish strong and enjoy the experience.
How Long to Train for a Marathon
How long you’ll need to train depends on your current fitness level. Six months (or about 25 weeks) is a good time for beginners who are just starting from the couch. This gives you enough time to build your endurance safely and avoid injury.
If you already have some running experience—like a few 5Ks or 10Ks under your belt—you might be able to train for a marathon in about 16 to 20 weeks. However, a six-month plan ensures a slow, safe progression for most beginners.
But please don’t get me wrong. You can only follow my plan if you’re already healthy.
In other words, you must have a basic fitness level.
Of course, you don’t need to be a seasoned runner, but having a bit of cardio endurance, whether from walking, cycling, or other sports, will help.
If you’re completely new to exercise, consider spending a few weeks building a fitness base before jumping into marathon training. Start with regular walking or light jogging to prepare your body for the demands of running.
No need to be in a hurry.
The Gear You’ll Need for Marathon Training
Having the right gear is essential for marathon training.
Here’s what I recommend:
Running Shoes
The right gear, particularly your running shoes, plays a critical role in your training. Opt for shoes that provide the perfect balance of support and cushioning. Make sure to break them in with at least 100 to 120 miles before race day to ensure comfort and avoid blisters.”
I cannot emphasize this enough. I made the rookie mistake of wearing brand-new shoes for a long run. By mile 5, I had blisters so bad I could barely finish the run. Lesson learned! Now, I always break in my shoes well before race day and stick with the gear I’m comfortable with.
Clothing
Wear moisture-wicking, breathable fabrics like polypropylene or merino wool. Avoid cotton, which absorbs sweat and can lead to chafing. For colder weather, layer with lightweight, breathable gear.
Socks
Invest in high-quality, seamless running socks to prevent blisters. Your socks should be snug but not tight and have some cushioning to keep your feet comfortable during long runs.
Hat and Sunglasses
A lightweight running hat will protect you from the sun and help keep sweat out of your eyes. Sunglasses are also a great addition, especially if you’re running in bright conditions.
Sports Bra (for women)
Women should wear a high-quality sports bra that provides proper support. This is crucial for comfort during long runs, so test it out in training.
The Walk /Run Method
Now let’s break down the ins and out of my plan.
You’ll start with the walk/run method in the early stages of marathon training. This allows you to build endurance without putting too much strain on your body.
For example, your first workout might be one minute of running followed by one minute of walking, repeated 10 times. Over time, you’ll increase the running intervals and decrease the walking until you can run continuously for 30-40 minutes.
Gradual Progression
The key to marathon training is progressing slowly. One of the biggest mistakes beginners make is increasing their mileage too quickly, which can lead to injury. The 10% rule is a good guideline: don’t increase your weekly mileage by more than 10% from one week to the next.
Stick to this rule, even if you feel you can do more. Gradual progression is safer and more sustainable in the long run.
Long Runs: The Heart of Marathon Training
Around week 16 or 18 you should be able to run for more than hour with little or no breaks. That’s when long runs come into the picture. These weekly sessions help you build endurance and mentally prepare for race day. Start with shorter distances (around 6 miles) and gradually build them up, adding a mile or two each week.
For example, if you start with a 6-mile long run, aim for 6.5 or 7 miles the next week, then 8 or 8.5 the following week. Every few weeks, scale back slightly to give your body a chance to recover and avoid burnout.
As for pace, stick to an easy and conversational pace. You should be able to keep a conversation with a running buddy without huffing and puffing.
Cross-Training
Cross-training is just as important as your running workouts. It helps you build strength, flexibility, and endurance without putting additional stress on your legs. Try activities like swimming, cycling, yoga, or strength training on your non-running days.
These low-impact activities will help improve your overall fitness while giving your legs a break from the pounding of running.
Nutrition: Fueling Your Marathon Training
Proper nutrition is a critical part of marathon training. You’ll need to fuel your body with the right foods to support your training and recovery.
Before your run, eat a light snack with carbs and a little protein, such as a banana, a piece of toast with peanut butter, or an energy bar. This will give you the energy you need without weighing you down.
For runs over 90 minutes, you’ll need to refuel during the run. Energy gels, chews, or sports drinks are great options. Experiment during training to find what works best for your body.
What’s more?
After your run, eat a snack with a mix of carbs and protein within 30 minutes to help your muscles recover. A protein shake or chocolate milk works great.
Sidestep Injury
High mileage exposes you to injury, whether you like it or not. How you handle these aches and pains is critical for your marathon success.
Feel pain? Do something about it. Even a small niggle can turn into a serious injury that might derail your marathon training plan.
Use ice, take anti-inflammatory medication, and, most importantly, take enough rest days to allow the injury to heal. Pushing through pain achieves nothing but making things worse.
In short, there’s no room for it. It’s okay. Proceed with caution.
Injury prevention is key when training for a marathon. Here are a few tips to help you stay injury-free:
- Follow the 10% rule to avoid increasing mileage too quickly.
- Listen to your body. If something hurts, take a rest day or cross-train instead.
- Incorporate strength training to build stronger muscles that can handle the demands of running.
- Practice good running form to reduce strain on your joints and muscles.
Tapering: Preparing for Race Day
The few weeks leading to your race day are most vital. That’s why all good marathon training plans have a “taper” period. During this period, you taper or reduce your training volume.
This latter training phase helps reduce accumulated fatigue and recharge your body after all the training. This, in turn, ensures that you’re well-rested so you can reach your full potential on race day.
Don’t know how to taper? Don’t worry. This is how:
- Two weeks out: Resist the urge to run harder or longer, as doing so will only compromise your efforts. Excess energy? Cross-train, but stay low impact.
- One week before: Cut your mileage to half of your normal training volume and keep your usual pace for the most part. Focus on recovery during the last week.
The Couch to Marathon Plan
Now that you know how to train for a marathon the right way, let’s get into the actual couch to the marathon training plan.
If you stay consistent with your training, it might take you six months to be in marathon shape. The early training weeks focus on preparing you to be able to run a 5K distance, and then you move up the ladder from there to 10K, then half marathon—and finally transition to marathon-ready shape.
Training properly for a marathon is key since your body needs plenty of time to adjust and adapt to the stresses during training and the race.
The traits of a proper marathon training program consist of:
- Running three to four times per week
- Two to three cross-training days per week
- One to two rest days per week
- One long run a week
If you feel that making the jump to the couch to a marathon training plan is too much, then feel free to check out my other beginner’s plans:
- The couch to 5K plan
- The sub 4-hour marathon pace training plan
- The couch to 5K treadmill plan
- The couch to 10K plan
- The couch to a half marathon plan.
- Before you sign up for a marathon
Note – Click HERE to download the PDF version of my Couch to a Marathon plan.
Recommended Resources: Tools to Keep You on Track
Training for a marathon from scratch can feel overwhelming, but there are plenty of tools out there to help you stay organized, motivated, and supported. From tracking apps to inspiring reads, here’s a list of resources to help make your marathon journey a little easier (and more fun!).
Training Apps
These apps are great for tracking your progress, logging miles, and even finding a little extra motivation when you need it.
- Strava – Perfect for tracking runs, setting goals, and connecting with other runners in your area or around the world. Plus, you can join challenges to keep things interesting.
- MapMyRun – Offers route tracking, customizable training plans, and progress tracking, making it a solid choice for beginners.
- Nike Run Club – Features guided runs with coaching tips, progress tracking, and social features to share your achievements with friends.
Community Support Forums
Connecting with others on the same journey can be a huge motivator. Check out these forums for training advice, support, and camaraderie.
- Reddit: r/running – A supportive community with advice from runners of all levels. From beginner questions to marathon training tips, there’s something for everyone.
- MyFitnessPal Community – Offers a mix of training advice and general health support, plus a community of like-minded runners and fitness enthusiasts.
- Runner’s World Forums – Dive into marathon-specific threads for advice, tips, and inspiration from experienced marathoners and newbies alike.
Must-Read Books for Marathon Training
These books are packed with insights, advice, and stories to keep you inspired throughout your training.
- “Marathon: The Ultimate Training Guide” by Hal Higdon – A classic in marathon training, this guide covers everything from building endurance to race-day strategies.
- “80/20 Running” by Matt Fitzgerald – This book explains the benefits of low-intensity training mixed with occasional high-intensity runs, a popular strategy among marathoners.
- “Born to Run” by Christopher McDougall – Part memoir, part exploration of ultra-running culture, this one will remind you why you started running in the first place.
Gear Recommendations
Having the right gear can make a big difference. Here are a few essentials that runners swear by:
- Garmin Forerunner Watch – For reliable GPS tracking, pace monitoring, and heart rate tracking on the go.
- Foam Roller – Essential for post-run recovery to ease tight muscles and prevent soreness.
- Hydration Pack or Belt – A must for long-distance training, especially in warm weather.
Join the Conversation
Drop a comment below and let me know how your training is going. What’s been the most rewarding part so far? Any challenges you’re working through? Sharing your progress and any tips you’ve picked up can help others who might be going through the same experiences.
This community is here to support you, cheer you on, and swap advice so we can all reach the finish line together. Plus, keeping track of your journey—and seeing others do the same—can be a big motivation boost!