Ball of Foot Width: How to Measure Your Forefoot

Where the ball of your foot sits

The ball of your foot is the rounded, padded area just behind your toes, where the long metatarsal bones meet the toe bones at the metatarsophalangeal joints. It is the widest part of almost every foot and the point that carries a large share of your weight when you stand. Because the ball is where the forefoot is widest, its width sets the width of the sneaker you need.

The ball is also the part of the foot that rubs against the side of a shoe when a sneaker is too narrow. OrthoInfo, the patient education site of the American Academy of Orthopaedic Surgeons, devotes a section of its foot and ankle library to forefoot conditions such as a bunion and sesamoiditis, which develop in this same area when pressure builds up. Measuring the ball and matching it to the sneaker width avoids that kind of squeeze. For a closer look at how width grades work, read shoe width explained.

Why forefoot width matters for sneaker fit

A sneaker that fits your length but is narrow at the ball will pinch the widest part of your foot. Over a day of walking, that pinch can cause irritation along the pinky-toe side, bruising under the ball, or a feeling that your toes are being pushed together. The heel and midfoot can feel fine in the same shoe, which is why the ball has to be evaluated on its own. The overall goals of a good fit are covered in how sneakers should fit.

For running and training, the ball needs room to widen and splay when it loads. A tight forefoot makes the toes work harder to keep you stable and can create blisters on the sides of the toes. The fix is usually more width at the ball, not a longer shoe, because extra length does not always solve a width problem.

People who stand or walk all day for work should also take forefoot fit seriously. The CDC's National Institute for Occupational Safety and Health (NIOSH) is a research agency focused on the study of worker safety and health, and its workplace topics include foot protection. A shoe that fits poorly at the widest point of the foot becomes a comfort issue by the end of a shift.

How to measure your forefoot width at home

You can measure your ball width at home in a few minutes with a piece of paper, a pen or pencil, and a ruler. The steps below follow the same approach used for general foot sizing, adapted to focus on the widest point of the forefoot. If you are new to measuring your own feet, start with the how to measure foot size guide.

Measure late in the day

Measure late in the day or after a workout, because feet swell by then. The number you get is what you compare against a brand's width chart. The ball measurement is only one part of the picture; your heel width and midfoot volume matter too. For more on that, read sneaker width measurement guide.

How to read your measurement

Width labels are not universal. One brand's wide can be another brand's regular, and men's and women's charts use different baselines, so your raw ball measurement matters more than the label. Compare your number to the width chart of the specific model you are looking at. Most brands use letter grades for width, with the middle grades treated as regular and the wider grades marked for wide feet, but the actual measurement at the ball controls how the sneaker wraps your foot.

If your ball width lands in the wide range of the chart, look for sneakers that come in a wide width. If it is right at the border, a model with a roomier toe box may fix the pinch even when the tag says regular. Start your search with the best wide sneakers guide and the best wide fit sneakers guide.

Signs a sneaker is too narrow at the ball

The fit of a sneaker shows up as much in feel as in numbers. Look for these signs of a forefoot that is too tight:

• The widest part of your foot bulges over the edge of the sole when you stand.
• You feel a pinch on the outside edge of the foot, near the pinky-toe side.
• You get blisters or hot spots on the side of the big toe or pinky toe.
• Your toes feel compressed and rub against the end of the toe box.
• The sneaker leaves red lines across the ball area when you take it off.

Wide fit, regular fit, or something in between

Wide fit is not the only answer. Some sneakers are built on a last that is generous in the forefoot but snug in the heel, which suits feet with a large difference between ball width and heel width. Others run narrow through the whole foot. If the ball is the only tight spot, you may not need a full wide; a model with a roomier toe box or a slightly stretchy upper can solve the same problem.

The cleanest path is to start with your ball measurement, compare it to the brand chart, and then try the sneaker while watching for the pinch signs above. If your number is clearly wide, move straight to a dedicated wide model. If it is borderline, compare toe-box volume before you decide, and look at the best orthofeet sneakers for orthotic-friendly options, the best running sneakers for forefoot splay, or the best walking sneakers for all-day comfort.

What to pick for your use

Questions

Where is the ball of the foot?

The ball of your foot is the padded area just behind your toes, at the widest part of the forefoot. It is where the metatarsal bones meet the toe bones, and it carries much of your weight when you stand.

How do I measure the width of the ball of my foot?

Stand on a piece of paper with your full weight, trace around your foot, then measure the straight-line distance across the widest part of the traced outline at the front. Measure both feet and use the larger number.

What if my ball width is wider than the regular width?

Look for sneakers marked wide or extra wide. You can also choose models with a roomier toe box or a stretchy upper. Compare your measurement to the brand's width chart, because labels vary.

Can I buy a longer sneaker to fix a narrow ball?

No, length does not solve width. A longer shoe may give the toes more room but the ball still presses against the side. You need more width at the ball, which is a different size axis.