Dog Boot Size Chart

Dog shoes, booties and boots are all sized the same way: by paw width, measured with the dog standing so the paw is bearing weight. Enter the front paw and, if it differs, the back paw, and get a size for each plus the reasoning between sizes.

Widest point of the paw, measured while it bears the dog's full weight.
Put this calculator on your website for free

Copy one snippet and give your visitors a working Dog Boot Size Chart. It stays up to date on its own and stores nothing they type.

How it works

Dog shoes, booties and boots are all sized the same way underneath the marketing name: by paw width, not by weight and not by breed. Enter the widest point of the front paw and, if the back paws look different by eye, the back paw too. Each gets its own size, because plenty of dogs genuinely need two.

The width has to come from a paw that is bearing weight. A paw splays when the dog stands on it, noticeably enough to change the size, so a paw measured while it is lifted or while the dog is lying down reads narrower than the paw that will actually be wearing the boot, and the boots come in too small.

The formula

Size = band that contains the paw width
Front and back are looked up separately, and either can land in a different band

Each size covers a published range of paw widths, and the ranges share their edges rather than leaving gaps: a paw exactly on the line between two sizes belongs to the larger one. If the front and back paws fall in different bands, both are reported, since a dog wearing one size on the front paws and a smaller size on the back paws is the common case rather than the exception.

Worked example

Front paw: 2.75 in (70 mm), which falls inside the M band of 2.5 in (64 mm) to 3.0 in (76 mm).
Back paw: 2.25 in (57 mm), which falls inside the S band of 2.0 in (51 mm) to 2.5 in (64 mm).
Result: M front, S back. The back paw is a size smaller, which is the usual pattern, since front paws carry more of a standing dog's weight.

How to measure a paw for boots

Stand the dog on a sheet of paper. Lift the opposite front paw, not this one, so the paw you are measuring takes the dog's full weight and splays the way it will inside a boot. Mark the paper at the widest point on each side of the paw, then measure the distance between the marks. Trim the nails first if a maker asks for a length measurement too, since long nails add to that number without adding to the paw underneath them.

No ruler handy? A credit card is 3.37 in (85.6 mm) wide, fixed by ISO/IEC 7810, the same standard behind the card trick used elsewhere on this site. Mark the paper as above, then lay the card against the marks and read off the width in card-widths, or use its edge as a straightedge against a tape.

Why front and back differ

A standing dog carries more of its weight on the front legs than the back ones, which is also why front paws tend to be built a little wider. The difference is not universal and not huge, but it is common enough that a lot of returns trace back to buying one size and assuming it covers all four paws.

If a maker sells boots in pairs, buy the correct pair for the front and the correct pair for the back. If they only come as a set of four in one size, fit that size to the front paws, since a boot too big up front is the one doing most of the work, and expect to cinch the back boots a notch tighter to compensate.

Why the advice here is to go down

Most sizing advice on this site says the opposite: when you are between sizes, size up, because a loose shoe is fixable and a short one is not. A boot flips that. A boot with room to spare rotates on the paw within the first few steps and is often gone within minutes, while a snug one stays where it was put.

The part that should feel firm is the strap, not the boot itself: tight enough that the boot cannot be pulled off, loose enough that a finger still slides underneath it, and never sitting on the dewclaw. A high stepping walk for the first few minutes is normal and is not the signal to watch. A boot that rotates or slips is.

Frequently asked questions

How do I measure my dog's paw for boots?

Stand the dog on a sheet of paper and lift the opposite front paw so the paw you are measuring takes the dog's full weight. Mark the paper at the widest point on each side of that paw, then measure the distance between the marks. A paw measured while lifted or while the dog is lying down reads narrower than it really is, and the boots you order will come in too small.

Are dog boot sizes the same between brands?

No. Most makers use their own numbers rather than letters, and a size 3 from one brand has no fixed relationship to a size 3 from another. The paw width in inches or millimeters is what actually travels between charts. Read that number and match it to the maker's own chart rather than assuming a letter or a number carries over.

Do front and back paws take the same size?

Often not. Front paws carry more of a dog's weight and are usually wider than the back paws, so plenty of dogs need two sizes. Buy boots sold in pairs if the maker offers that; if they only come as a set of four, fit the front paws first and expect to cinch the back boots snugger.

My dog is between boot sizes, which do I pick?

Go down, which is the opposite of most sizing advice on this site. A loose boot rotates on the paw and comes off within minutes, while a snug one stays put. The part that should feel firm is the strap, not the boot itself: tight enough that the boot cannot be pulled off, loose enough to slide a finger under, and never sitting on the dewclaw.

How tight should dog boots be?

Firm at the strap, not at the boot. You should be able to slide one finger under the strap once it is fastened, and it should not be able to slide down onto the dewclaw. If you can pull the boot off without undoing the strap, it is too loose, and that matters more here than a snug toe.

How do I keep dog boots from falling off?

Size down rather than up, and check the strap rather than the length. A boot that rotates on the paw during the first few steps will keep rotating and will eventually come off entirely. The high stepping walk most dogs do for the first few minutes is not the sign to watch for. Rotating or slipping is.

Do dogs need boots?

For some situations, yes: hot pavement, ice melt salt, ice balls that build up between the pads, and an injured or healing pad all give a boot a real job to do. Plenty of dogs never need them. If you are buying for a specific problem rather than a general precaution, that problem should shape when you actually put them on.

What size boots for a Labrador?

There is no single answer, and a breed name will not get you there the way it might for a collar. Paw width does not track body weight or height closely, and individual Labradors vary by more than a full boot size. Measure the paw standing rather than starting from the breed.

Related calculators

Last updated