Cat Age Calculator
Convert your cat's age to human years with accurate feline aging formulas.
Embed this toolYour cat
3 cat years
≈
28 human years
Life stage: Adult
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How Cats Age
Cats age rapidly in their first two years, reaching physical maturity by age 2. Unlike dogs, size does not significantly affect a cat's aging rate or lifespan.
Cat Life Stages
- Kitten: 0-6 months
- Junior: 7 months – 2 years
- Prime: 3-6 years
- Mature: 7-10 years
- Senior: 11-14 years
- Geriatric: 15+ years
Frequently Asked Questions
A 1-year-old cat is about 15 human years. A 2-year-old is about 24. After that, each cat year equals roughly 4 human years. This formula accounts for cats maturing quickly in their first two years.
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