How old is your cat
in human years?

Details: If your cat is 10 months old, how old is that compared with a human? Use this tool to compare your cat's age with a human life stage and learn more about how cats age.

Cats are generally considered middle-aged at around 8–10 years old and senior after about 12 years. Some cats can live much longer; the longest-lived cats on record have reached more than 30 years of age.