How big does a British Shorthair get?
A full-grown British Shorthair weighs 9–15 lb as an adult.
- Adult weight
- 9–15 lb
- Also in kilograms
- 4–7 kg
This weight comes from Wikidata's breed data (CC0 licence), re-checked weekly against the same query. See how every number on this site is sourced.
Weight varies within the British Shorthair by sex, genetics and health, and mixed-breed cats fall between their parents. This is a typical range, not a guarantee.
Verified on . Based on Wikidata — cat breed mass (property P2067) (Wikimedia Foundation, query run 2026-07-28, CC0 license). See the method.