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Small Breed Puppy Growth Charts

Small breeds hit a sweet spot: sturdy enough for active life, compact enough for apartments. Most small puppies finish growing before their first birthday, with steady gains through the middle months.

Typical adult weight12–25 lb
Usually mature byAbout 11 months
Breeds covered20 growth charts

Most small breeds approach adult weight around 11 months, though muscle tone keeps developing after the frame is set.

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Small breed growth charts

Small puppy growth FAQ

How much should a small breed puppy weigh?

Adult small breeds typically weigh between 12 and 25 lb. Enter your puppy’s age and current weight in the calculator for a personal estimate within that range.

When do small breed puppies stop growing?

Most small puppies reach adult weight around 11 months. Growth is fastest in the first 6 months, then tapers noticeably.

Do small puppies need a different feeding approach?

Feed measured meals of a quality puppy food and adjust by body condition. Small breeds gain weight easily, so avoid free-feeding and ask your vet before changing portions.

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Use the puppy weight calculator to estimate your puppy's adult weight from their current age and weight.