Find a recommended crate length so a dog can stand, turn and lie flat.
A crate should be long enough for the dog to lie fully stretched plus extra allowance, with a somewhat narrower width to keep it snug and den-like. A too-large crate invites a puppy to soil one corner, while a too-small crate is uncomfortable, so matching length is the key sizing factor.
Dog Crate Size
Crate length = dog length + allowance so the dog can stretch out
Crate length = dog length + allowance so the dog can stretch out A crate should be long enough for the dog to lie fully stretched plus extra allowance, with a somewhat narrower width to keep it snug and den-like.
A too-large crate invites a puppy to soil one corner, while a too-small crate is uncomfortable, so matching length is the key sizing factor.
This calculator takes 2 inputs: Dog length nose to tail, Extra allowance. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.