School Shoes and Arch Support: What Parents Should Check Before the First Day

Parent checking the toe room on a child's new school shoe by pressing the front while the child stands

A thumb-width of room at the toe is one of the fastest fit checks a parent can do.

New school shoes get bought fast, often in a rushed trip the week before term, sized up a little so they last, and then worn eight hours a day, five days a week. For most of the year, those shoes are the single thing your child stands, walks, runs, and plays in more than anything else. It is worth a few minutes to get them right.

The good news is that most children's feet are healthy and do not need anything special. What they do need is a shoe that fits and supports them, and a parent who knows the handful of things to check. When a child's feet need a bit more help, our guide to children's foot pain can make long days more comfortable, but that comes after the basics.

Here is a practical checklist to run through before the first day, plus how to tell when a child's feet may need more than a good shoe.

Quick answer: what should parents check on school shoes?

Check five things: length (about a thumb-width of room past the longest toe), width (the foot should not bulge over the sole), a firm heel that does not collapse when squeezed, a sole that bends at the toes but not in the middle, and secure fastening. Most healthy children do not need special arch support, but a supportive insole can help if your child has flat feet, sore feet after activity, or shoes that lack structure.

Looking for structured arch support built with your child in mind?

Footminders® KIDS Orthotic Insoles

The back-to-school shoe checklist

Run through these with your child wearing the socks they will wear to school, and check late in the day when feet are at their largest. Have your child stand, since feet spread under body weight.

Length

With your child standing in the shoe, press your thumb at the front. There should be about a thumb-width, roughly one centimetre, between the longest toe and the end of the shoe. Remember the longest toe is not always the big toe. Too little room and the toes are cramped all term. Too much and the foot slides forward, which causes rubbing and blisters.

Width and depth

The widest part of the foot should sit in the widest part of the shoe, without the foot bulging over the sole edge or the upper straining. If your child has a higher instep or you plan to add an insole later, depth matters too, since a shoe needs enough room to hold a foot plus support without pinching. Kids' sizing is not always intuitive, and if you are between sizes our guide to US kids shoe sizes and the breakdown of toddler, little kid, and youth sizes can help you land on the right number.

Heel support

Hold the shoe and squeeze the back of the heel, the part that cups the heel bone, known as the heel counter. It should feel firm and hold its shape, not fold flat. A firm heel counter keeps the heel stable and stops the foot rolling excessively, which is one of the most useful support features a school shoe can have.

Sole flex

Try to bend the shoe. A good shoe flexes at the ball of the foot, where the toes naturally bend, and stays firm through the middle. If the shoe folds in half at the arch, it is too soft to support the foot well. This simple bend test tells you a lot in two seconds.

Fastening

Laces, straps, or buckles all work, as long as they hold the foot securely so it does not slide forward. Slip-on shoes with no fastening let the foot move around and the toes grip to hold the shoe on, which is tiring over a school day. For younger children, secure hook-and-loop straps are a practical choice.

Where arch support fits in

Arch support is the part parents ask about most, and it is worth being clear-eyed about it. Most children's arches develop normally on their own, and a healthy child in a well-fitting, supportive shoe usually needs nothing extra. Many young children even look flat-footed because a pad of fat fills the arch, and that is normal and typically resolves with age.

Where added arch support earns its place is in specific situations rather than for every child. It helps when a child has genuinely flat feet that cause discomfort, when a very active child gets sore feet or heels after sport, or when the school shoe itself has little internal structure. The difference comes down to what sits under the foot. Most school shoes ship with a thin, flat factory insert that lies flat under the arch and leaves a gap, so the arch is largely unsupported. A structured orthotic insole is shaped to rise into that gap, which improves contact under the arch and spreads the load across more of the foot.

Two-panel comparison of a sneaker with a flat factory insert leaving the arch unsupported versus a structured orthotic insole with improved arch contact

Left: a flat factory insert leaves a gap under the arch. Right: a structured orthotic insole rises to meet the arch, so more of the foot is supported.

That improved contact is the whole point for a child who needs it. It is not about correcting a medical problem, it is about comfort and support through a long, active day, and our overview of children's foot pain puts it in context.

Signs a child's feet may need more attention

Children are not reliable reporters of foot discomfort, so watch behaviour as much as complaints. A few patterns are worth noticing at the start of a new school year:

Complaining of foot, heel, or leg pain during or after school and activity.
Reluctance to run or join in, or asking to be carried, when they were happy to before.
Shoes wearing out unevenly, or the ankles appearing to roll inward noticeably.
Tripping often, or an unusual walking pattern that a teacher or you have noticed.
Heel pain in an active child, which is common during growth and worth understanding, as our guide to heel pain in children explains.

Occasional tired feet after a big day are normal. Pain that is persistent, worsening, causes a limp, or follows an injury is a reason to see a pediatrician or podiatrist rather than to guess. Persistent aches during a growth phase are common but still worth a professional look, and our note on growing pains in children's feet covers what tends to be normal.

If your child plays sport at school

Sport adds load, and a school shoe is not a sports shoe. If your child does PE, runs, or plays a court or field sport regularly, a proper sports shoe for that activity matters as much as the everyday school shoe. Active children are also more prone to activity-related aches, and our guide to foot pain after sports covers what to watch for and when it is worth acting on.

Adding support when a school shoe falls short

If your child's feet would benefit from more support than the shoe provides, a structured insole sized for children is a simple way to add it. It gives the arch support and heel cushioning that many school shoes lack, and it can move between a school shoe and a sports shoe as needed. For children, think of it as comfort and support for long, active days, not as a treatment. If your child has ongoing pain or a diagnosed foot condition, check with your pediatrician or podiatrist first.

Footminders Kids

Structured orthotic insoles sized for children's feet, adding arch support and heel cushioning to school shoes and sports shoes. Designed to help reduce the load on growing feet through long, active days.

View Kids Insoles

Related guides

FAQ

How much room should a child have in a new school shoe?

Aim for about a thumb-width, roughly one centimetre, between the longest toe and the end of the shoe, checked while the child is standing. Remember the longest toe is not always the big toe. Too little room cramps the toes over a long day, while too much lets the foot slide forward and causes rubbing. Because children's feet grow quickly, it is worth rechecking the fit every couple of months rather than assuming a shoe still fits.

Do children need arch support in their school shoes?

Most healthy children do not need special arch support, as their arches develop normally and a well-fitting, supportive shoe is usually enough. Many young children look flat-footed simply because a fat pad fills the arch, which is normal and typically resolves with age. Added arch support is most useful in specific situations, such as genuine flat feet that cause discomfort, sore feet after sport, or a school shoe with little internal structure. In those cases a supportive insole can make long days more comfortable.

How can I tell if a school shoe is supportive enough?

Two quick tests tell you most of what you need. First, squeeze the back of the heel: a firm heel counter that holds its shape supports the foot far better than one that folds flat. Second, try to bend the shoe: it should flex at the ball of the foot where the toes bend, and stay firm through the middle. If the shoe folds in half at the arch, it is too soft. A supportive sole plus a firm heel is the combination to look for.

When should I take my child to a doctor for foot pain?

Occasional tired feet after a busy day are normal, but see a pediatrician or podiatrist if foot pain is persistent, getting worse, causing a limp, or following an injury. Also seek advice if you notice swelling, an unusual walking pattern, or your child avoiding activities they used to enjoy. Rather than guessing the cause or assuming insoles will fix it, a professional can examine the foot and identify what is going on, which is especially worthwhile during growth phases.

Can I put insoles in my child's school shoes?

Yes, provided the shoe has enough room. Many school shoes have a removable liner you can take out and replace with a structured insole, or enough depth to add one without cramping the foot. A children's insole adds arch support and heel cushioning that a plain, soft school shoe often lacks, and it can move between school and sports shoes. Treat it as comfort and support for active days, and check with a professional first if your child has ongoing pain or a diagnosed condition.

Medical references

Final takeaway

Before the first day, spend five minutes on the shoes your child will live in for the next year. Check length and width while they stand, squeeze the heel, bend the sole, and make sure it fastens securely. Most children need nothing more than a shoe that fits and supports them well. When a child has flat feet, sore feet after activity, or a school shoe with little structure, a supportive insole can add the arch support and cushioning the shoe lacks. And if foot pain is persistent or worsening, have it checked rather than guessed.