Cat Age Chart: Cat Years to Human Years
Looking for a quick answer? This chart shows your cat’s age in human years from one to twenty. It follows International Cat Care’s guide: a cat is about 15 at one, 24 at two, then gains four human years for every cat year. For an exact answer, use our age calculator.
The text version
- 1 year old: 15 in human years
- Junior
- 2 years old: 24 in human years
- Junior
- 3 years old: 28 in human years
- Prime
- 4 years old: 32 in human years
- Prime
- 5 years old: 36 in human years
- Prime
- 6 years old: 40 in human years
- Prime
- 7 years old: 44 in human years
- Mature
- 8 years old: 48 in human years
- Mature
- 9 years old: 52 in human years
- Mature
- 10 years old: 56 in human years
- Mature
- 11 years old: 60 in human years
- Senior
- 12 years old: 64 in human years
- Senior
- 13 years old: 68 in human years
- Senior
- 14 years old: 72 in human years
- Senior
- 15 years old: 76 in human years
- Super senior
- 16 years old: 80 in human years
- Super senior
- 17 years old: 84 in human years
- Super senior
- 18 years old: 88 in human years
- Super senior
- 19 years old: 92 in human years
- Super senior
- 20 years old: 96 in human years
- Super senior
Questions people ask
How old is a 10-year-old cat in human years?
About 56.
How old is a 15-year-old cat in human years?
About 76.
Is the “one cat year is seven human years” rule right?
No. Cats mature much faster in the first two years, so a one-year-old cat is closer to a 15-year-old person.
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