Tune-Up Race: Why You Need One Before Your Marathon

Practice makes perfect: How a tune-up race can sharpen your strategy and boost your confidence for the big day

A practice race, or tune-up race, is essentially a dress rehearsal for the big day – whether that’s a 10K, half marathon, marathon, or ultra.

It’s an opportunity to test out all your strategies and experience a little of what your actual race day will feel like.

This means your morning routine, your start-line warm-up, as well as your fueling, hydration, and pacing strategies can all be road-tested with a practice race beforehand.  Before you show up to your practice race, think through each of these elements and have a plan to test them. 

A tune-up race also allows you to experience the nerves, anxiety, and adrenaline of race day, so you’re better prepared when it’s time for the main event.

Runner running a road race.

Should Your Tune-up Race Be An Actual Race?

Ideally, a tune-up race should be a real race.

Why?

Running an actual race event means you’re mimicking the environment of your target race. Therefore, it helps a lot to have things like:

  • Looking at race day logistics, getting to the start line, and planning your schedule
  • Experiencing start-line nerves
  • Sticking to your pace strategy when in an actual race
  • Planning around fueling stations, carrying your fuel, and fine-tuning your hydration strategy

However, if you can’t find a convenient race for your tune-up, you can do a solo practice race of your own or a virtual race.

How Long Should Your Tune-Up Race Distance Be?

In terms of length, a good benchmark is that your practice race should be 50% of your actual race length, or a little more, but it shouldn’t be too close to it.

So, for a half-marathon, you could complete a 10-15K practice race.

For a full marathon, a half marathon or 30K race would be suitable.

tune-up race

What Pace Should I Run?

There are two common ways to approach the pace of a tune-up race, and both can be useful depending on your goals.

The first option is to run the race at or near your goal race pace for your upcoming event. This is a popular strategy because it lets you rehearse exactly what race day should feel like.

If you’re aiming for a new PR or an ambitious finishing time, running the tune-up race at your planned pace can act as a valuable test. It helps you gauge whether your target is realistic, while also giving you a chance to practice pacing, fueling, and sustaining that effort over distance.

The second option is to run the tune-up race at the pace or effort appropriate for that race distance, treating it as a true race effort.

For example, you might run a 10K tune-up at your 10K race effort or a half-marathon tune-up at your half-marathon effort.

This approach can be especially helpful for tracking your current fitness and estimating goal paces for your main race. Your finishing time can be used with race equivalency calculators or pacing charts to help refine your goal pace for your upcoming event.

Either approach can work well. Most long runs in training are done at a comfortable, easy pace, so a tune-up race—whether run at goal pace or true race effort—provides a valuable opportunity to experience a sustained, higher level of exertion and gain confidence before your main event.

How Long Before My Goal Race Should I Run My Tune-Up?

Your practice race should ideally take place in the last few weeks of ramping up your training – a week or two before your longest long run and the start of your taper.

So, for a half-marathon, you’d typically look to do a practice race 4-5 weeks before your event.

For a marathon, you’d want to schedule your practice race 4 -6 weeks before the event.

practice tune-up race

Tips For Getting The Most Out Of Your Race

#1: Treat the Practice Race as a Dress Rehearsal

A practice race is an excellent opportunity to run a ‘dress rehearsal’ – this means running your practice race in exactly the same gear as you plan to run your main event.   

Same running shoes, shirt, vest, socks… Sometimes, chafing or discomfort only manifests after running hard for a long time. Use your practice race to identify any issues with your gear.  

The same goes for the use of lubricants such as Bodyglide or sticking Elastoplast on your nipples – try it out on your practice race first.

#2: Mimic Actual Race Day Conditions

If possible, choose a practice race that closely mimics the conditions of your actual race.   

This means the start time, gradients, the underfoot terrain, as well as the temperature and weather conditions —all of these play a part in both your approach and your performance. So, being able to mimic race-day conditions will go a long way in helping you prepare.

#3: Allow Time For Recovery

Finally, if you’re planning to run your practice race at your target race pace, it’s worth highlighting that this is probably the most challenging run in all your training, so allow yourself the necessary time to recover before resuming your training plan.

tune-up race

Questions To Reflect On Your Practice Race

These are some questions I always ask myself and reflect upon after my practice race to help me prepare for the main event:

  1. Did I give myself enough time to get ready on the morning of the race?
  2. Did I eat far enough in advance before the race, or was my breakfast sloshing around as I ran?
  3. How did I feel at the start line?  Was I too cold? Would it be worth taking an extra layer to stay warm on race day?
  4. How long before the race start did I need to use the bathroom? 
  5. Did the adrenaline at the start line cause me to go out too fast? How did my race pace feel? Do I think it’s realistic that I can hold it for the rest of the distance in my target race?
  6. How did my energy gels (or other race nutrition) sit in my stomach?
  7. How did my shoes and gear feel towards the end of the race? Any issues with chafing or blisters?

Reflecting on these questions will help you make the necessary adjustments, ensuring you have a fantastic race.

If you need some help putting together your fueling strategy, check out the following guide:

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Thomas Watson

Running Coach + Founder

Thomas Watson is an ultra-runner, UESCA-certified running coach, and the founder of Marathon Handbook. His work has been featured in Runner's World, Livestrong.com, MapMyRun, and many other running publications. He likes running interesting races and playing with his three little kids. More at his bio.

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