Build your marathon training weekly schedule around the sessions in your chosen plan, the time you actually have and the recovery you need. Place the long run first, protect the days around it, then fit in the other runs. When life changes the week, move the surrounding recovery with the demanding session rather than squeezing everything into the remaining days.
Starting level: this guide is for adults already running consistently who are preparing for a first marathon, or experienced runners adapting an existing marathon programme. The four-run examples assume you already tolerate four running days and the distances assigned by your chosen plan. They are calendar layouts, not a complete training plan or a reason to add a fourth run immediately.
If you are still deciding whether to begin a marathon programme, start with first-marathon readiness. If you are new to running, use the first 5K guide. Here, the task is narrower: turning an appropriate plan into a repeatable real-life week for the 42.195 km distance.
How many days a week should you run for a marathon?
Use a frequency that matches both your current training and the programme you have selected. Four days is a common option, but it is not a universal minimum, guarantee or ideal. A three-day schedule is not automatically easier if its individual sessions are demanding; a five-day schedule is not automatically better if you cannot recover from it.
The Boston Athletic Association’s Level One programme uses an average of four running days per week, while its stated weekly mileage starts around 25 miles and rises to about 40 miles. That makes it a substantial programme despite the beginner label. Hal Higdon’s Novice 1 also uses four runs, alongside rest and cross-training, over 18 weeks. The shared frequency does not mean the plans are interchangeable.
If your selected programme uses three days, retain its three-day structure rather than borrowing the fourth session below. If you already run five days comfortably, follow the distribution of a suitable five-day programme rather than combining its mileage with a four-day calendar. The complete progression matters more than the number of boxes you tick.
Start with five pieces of information
Before moving anything, write down:
- The current training week: base-building, a normal build week, a reduced week or taper. Do not apply a peak-week layout to every phase.
- Each session’s purpose: short easy run, longer weekday run, long run or a specifically prescribed workout.
- The time required: include any warm-up and cool-down, travel, changing and a realistic finish time.
- Fixed commitments: work shifts, childcare, appointments and travel.
- Recovery constraints: how you have been feeling, sleep opportunities and whether the previous week went as planned.
Use the free weekly planner as a calendar. It is not a marathon programme and does not set your mileage. Put the sessions from your chosen programme into it, then examine whether the whole week fits.
A four-day marathon training week with a Sunday long run
This original example is for a runner who already handles four running days. Use the duration and distance prescribed for your stage of training. “Longer weekday run” means longer than your short easy outing, not a second long run to invent yourself.
| Day | Calendar slot | What to protect |
|---|---|---|
| Monday | Rest from running | Recovery after Sunday; do not use this as a catch-up slot |
| Tuesday | Short easy run | Relaxed effort, even if you feel fresher than expected |
| Wednesday | Rest from running; existing strength work if appropriate | Keep any other exercise within a workload you already tolerate |
| Thursday | Planned longer weekday run | Enough time for the full session; any faster work only if the programme prescribes it |
| Friday | Rest from running | A genuinely manageable day before the weekend |
| Saturday | Short easy run | Keep it short and easy as intended; reassess if not recovered |
| Sunday | Long run from the programme | The planned effort, duration and practical preparation |
Saturday and Sunday are consecutive running days. That can be part of an established four-day routine, but it is not a suitable new demand for everyone. If your current programme avoids consecutive runs, preserve that design. If you repeatedly cannot manage Saturday without compromising Sunday, seek a different distribution or an appropriately lower load rather than forcing this template.
Easy should describe the effort, not merely the label on the calendar. England Athletics distinguishes relaxed conversational running from harder steady running. Our easy running pace guide gives practical conversation checks and run-walk options.
If your long run has to be on a weekday
There is nothing special about Sunday as a calendar label. The practical issue is what comes before and after the long run. A shift worker with Tuesday free might use the following layout, provided it preserves the intended demands of their programme:
| Day | Example placement |
|---|---|
| Monday | Short easy run, only if this consecutive-day pattern is already manageable |
| Tuesday | Long run |
| Wednesday | Rest from running |
| Thursday | Short easy run |
| Friday | Rest from running |
| Saturday | Planned longer weekday-equivalent session |
| Sunday | Rest from running |
This is a rotation of the same basic arrangement, not permission to move Sunday’s long run to Tuesday only two days later. When changing your recurring long-run day, check the transition between weeks. A safer calendar decision may involve shortening or omitting a session during the changeover, rather than creating two long outings close together.
Write out ten to fourteen days when making a major schedule change. Looking only at Monday through Sunday can hide a cluster of demanding sessions across the page boundary.
Do you need a speed session every week?
Not every first-marathon programme requires a separate interval session. Higdon’s Novice 1, for example, emphasises comparatively easy weekday running rather than adding a weekly track workout. Do not turn a calendar slot marked “weekday run” into intervals because you think every serious plan must contain them.
For an experienced runner following a programme with marathon-pace work or another quality session, identify that session as demanding when arranging the week. A long run with faster sections should also be treated differently from a shorter relaxed outing. Adding pace work to an existing long run is a training change, not a harmless scheduling adjustment.
If you are unsure how the demands interact, review spacing hard running workouts. Use it to understand the reasoning around recovery, while keeping your marathon programme’s own instructions and your response to training central.
Budget the actual time, not just the distance
A week that fits on paper can fail at the front door. Consider a fictional runner whose selected week contains 5 km, 8 km, 5 km and 14 km. These distances are an arithmetic example, not recommended starting or peak mileage.
At an illustrative average moving pace of 7:00/km, the four runs take 35, 56, 35 and 98 minutes. That totals 224 minutes, or 3 hours 44 minutes. Adding 20 minutes of changing, travel and other overhead to each outing brings the calendar commitment to 5 hours 4 minutes. Food preparation and any separate strength work still need their own space.
Use the running pace calculator to check those conversions. Use your realistic easy pace, including planned walk breaks where relevant, rather than your hoped-for race pace. Allow extra room for routes with traffic lights, hills or other interruptions. Never run faster simply to make an unrealistic time budget work.
A useful calendar entry is “leave home at 06:15, return by 07:10, ready for work at 07:30,” not just “8 km.” If the later weeks of your chosen programme cannot fit into the available windows, address that before you reach them.
What to change when the week goes wrong
These are conservative editorial decision examples, not rules for returning after illness or injury. The goal is to preserve a manageable sequence rather than recover every missed kilometre.
| Problem | Practical response | Avoid |
|---|---|---|
| One easy run is lost to work | Usually leave it missed and continue with the next appropriate session | Adding its whole distance to the long run |
| The planned longer weekday run cannot happen | Move it only if there is room around the next demanding session; otherwise shorten or omit it | Putting it immediately before the long run just to complete the list |
| A weekend commitment removes the long-run window | Review the surrounding days and the next week before moving it | Replacing one missed long run with two close together |
| Several nights leave you unusually tired | Reassess the day’s load; an easier, shorter outing or rest may be the appropriate choice | Using the calendar as an obligation regardless of how you feel |
| Repeated weeks do not fit | Reconsider the programme, available support or event timing | Continuously compressing a plan designed for more time |
A missed session due to a meeting is different from a missed session due to illness or pain. The NHS advises against running through pain and explains when injuries need assessment. Pain that changes how you move, persistent symptoms or a return after injury calls for individual advice. Moving the run to tomorrow does not resolve the underlying problem.
Where do strength and cross-training fit?
First record what you already do. A demanding bike session, a hard gym class and a long run all occupy training capacity even if only one appears as running mileage. A day without running is not necessarily a rest day.
If strength work is already part of your routine, place it where its after-effects do not repeatedly disrupt the important runs. Avoid introducing an unfamiliar demanding session immediately before a long run. If the placement is not working, change the load or seek coaching advice; simply calling the day “cross-training” does not make it easy.
Do not fill every blank square. A blank evening can be the time needed to prepare food, sleep normally or manage family responsibilities. If your marathon programme includes cross-training, follow its intended role rather than adding it on top of every rest day.
Keep reduced weeks and the taper visible
The layout is only the container. Distances and session demands should change through the programme. Keep its planned reductions instead of using a lighter week to compensate for previous missed training.
London Marathon Events provides complete 16-week plans at different levels. Resources like these show why a single sample week cannot replace the full build and taper. Choose the appropriate complete programme first, then use this article to organise its sessions. Do not repeat a representative week indefinitely and assume it prepares you for race day.
A five-minute weekly review
- Read the next week of your actual programme, including any reduced load.
- Place the long run and its recovery window.
- Add the other runs without inventing extra intensity.
- Check the previous and following week’s demanding sessions.
- Add overhead, existing exercise and fixed commitments.
- Choose in advance what you would shorten or omit if a work conflict appears.
- After the week, record what happened and how you recovered before planning the next one.
For example, a runner with an unpredictable Thursday meeting might identify Tuesday as the only possible alternative for a longer session. If that alternative is not appropriate after the previous weekend, the fallback can be a shorter easy outing rather than a last-minute attempt to cram the original session into Friday night.
Common questions
Can I train for a marathon with only three runs a week?
Some programmes use three runs, but the number alone does not show whether the demands fit you. Choose a complete programme built for that frequency and check its starting requirements. Do not remove a run from a four-day plan and redistribute all of its distance automatically.
Should I run on consecutive days?
It depends on your established routine and selected plan. Four runs inside seven days necessarily create some adjacency across repeated weeks. If that is unfamiliar or not manageable, do not force a four-day template. A suitable lower-frequency programme or more preparation time may fit better.
Can I split the long run into morning and evening?
Two shorter outings are a different session from one continuous long run. Do not assume they satisfy the same purpose merely because the kilometres add up. If the required window repeatedly cannot fit, discuss an adaptation with a qualified coach or choose a more workable programme.
What if I only have time for weekend running?
Two available days do not justify concentrating a multi-day marathon plan into the weekend. Review your goal and preparation options before trying to squeeze its weekly mileage into two outings. The readiness guide can help you reassess the overall commitment.
Your next step: open your chosen programme and put one complete week into the free weekly planner. If the runs, recovery and real-life time do not all fit, change the arrangement before increasing the training load.
Sources and editorial disclosure
Sources checked 5 November 2026: B.A.A. marathon training guidance, Hal Higdon’s Novice 1 programme, London Marathon Events training resources, England Athletics guidance on effort and NHS running-injury guidance, linked above. The calendar templates, time-budget example and disruption decisions are original editorial illustrations; they are not copied training plans or a personalised prescription.
Edited by Vincent, a recreational endurance athlete, not a certified running coach or medical professional. This guide provides general educational information. Meet Vincent.