How to Measure Your Child’s Feet for First Walker Shoes | A 5-Minute Fit

Measure your child’s feet by tracing heel-to-toe on paper while they stand, then add 1.5 cm of wiggle room.

Getting the right fit for first walker shoes comes down to one accurate measurement, not guesswork. The reliable method takes about five minutes with paper, a pencil, and a ruler. Measure both feet while the child stands with full weight on them, use the larger foot, and add a small allowance for growth so tiny toes have room to spread.

What You Need Before You Start

Gather a piece of paper large enough for the whole foot, a pencil or pen, and a ruler or tape measure. A ruler marked in millimetres or centimetres gives the most precise reading, since shoe sizes often differ by just a few millimetres. Place the paper on a hard, flat surface against a wall. Avoid carpet or any surface where the paper can shift, because movement ruins the accuracy of the marks.

The Step-by-Step Measuring Method

1. Position the child. Have your child stand upright on the paper with their heel touching the wall. Make sure their body weight is evenly distributed on both feet and their toes are relaxed. Do not let them lean forward or stand on tiptoes.
2. Mark the heel. Hold the pencil vertical and perpendicular to the paper. Mark the furthest point of the heel.
3. Mark the longest toe. Still holding the pencil straight up and down, mark the tip of the longest toe. This may not be the big toe, so check all toes before marking.
4. Measure the distance. Use the ruler to measure the straight line from the heel mark to the toe mark. This number is the foot length.
5. Repeat on the other foot. Measure the second foot the same way. Feet often differ slightly in size, so always fit shoes to the larger measurement.

For babies who cannot stand steadily yet, sit the child on your lap or in a chair with their feet dangling naturally, then gently press the foot flat against the paper before marking. The foot must be flat and relaxed; if the toes curl, the measurement will be off.

Adding the Right Growth Allowance

The measurement you just took is the bare foot length, not the final shoe size. First walker shoes need extra room so little toes can spread and grow. That allowance applies to the longer foot measurement, so you do not need to add extra for each foot separately. If your child will wear socks with the shoes, measure with those socks on so the final fit reflects real use; a sock adds a small but meaningful amount of length.

Common Mistakes That Ruin the Fit

Most sizing problems come down to a few avoidable errors. Measuring only one foot is the most common, because feet are rarely identical. Assuming the big toe is the longest toe is another frequent miss; many children have a longer second toe. Letting the child sit, lean, or shift weight mid-measurement distorts the reading. For shoes meant for socks, measuring bare feet leads to a tight fit. And picking a size from a chart using only the child’s age ignores the fact that foot growth varies widely. Measurement-based sizing always beats age-based guessing.

Once you have the correct measurement, you can shop with confidence. To compare tested options that fit properly and support developing feet, browse our roundup of the best first walker shoes and find a pair that matches your child’s measured size.

A Note on Width

Length is the main number, but width matters too. Some fitting guides recommend measuring the forefoot at the ball joints, especially for boots or shoes with a wider shape. Shoe size alone may not capture forefoot width, so if your child has wider feet, check the manufacturer’s width fit before buying. Stride Rite’s sizing help and Robeez’s fitting guide both emphasize checking both length and width for a proper first-walker fit. A well-fitted first walker shoe should feel snug at the heel with room to wiggle at the toes.