Cat Years to Human Years
Written by FurStage Editorial Team
A 1-year-old cat is about 15 human years and a 2-year-old about 24 — after that, add roughly four human years per year.
Cats mature fast in their first two years, then age about four human years per year. Here is the full chart.
| Cat age | Human years | Stage |
|---|---|---|
| 0.5 | 10 | Kitten |
| 1 | 15 | Young Cat |
| 2 | 24 | Young Cat |
| 3 | 28 | Young Cat |
| 4 | 32 | Young Cat |
| 5 | 36 | Young Cat |
| 6 | 40 | Young Cat |
| 7 | 44 | Mature Cat |
| 8 | 48 | Mature Cat |
| 9 | 52 | Mature Cat |
| 10 | 56 | Mature Cat |
| 11 | 60 | Senior Cat |
| 12 | 64 | Senior Cat |
| 13 | 68 | Senior Cat |
| 14 | 72 | Senior Cat |
| 15 | 76 | Geriatric Cat |
| 16 | 80 | Geriatric Cat |
| 17 | 84 | Geriatric Cat |
| 18 | 88 | Geriatric Cat |
| 19 | 92 | Geriatric Cat |
| 20 | 96 | Geriatric Cat |
General guidance only — not veterinary advice and not for emergencies. Consult your vet for any health decision. Sources: AAHA/AAFP.
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