How old is an 11-year-old cat in human years?
An 11-year-old cat is about 60 in human years. That puts your cat in the senior stage (11–14 years).
about 60 in human years
Senior · 11–14 years Older cat; vet visits at least every 6 months.
What the senior stage means
Senior cats often sleep more and move less. Long-term conditions such as kidney disease, an overactive thyroid, arthritis and high blood pressure become more common, and cats hide pain well.
Care tips at this age
- See the vet at least every six months, as feline guidelines advise for senior cats.
- Note changes in weight, thirst, grooming and litter use and mention them to the vet.
- Offer low-sided litter trays, soft beds and easy access to food and water.
Cat age chart: cat years to human years
| Cat age | Human age | Life stage |
|---|---|---|
| 1 month | 1 | Kitten |
| 2 months | 2 | Kitten |
| 3 months | 4 | Kitten |
| 4 months | 6 | Kitten |
| 5 months | 8 | Kitten |
| 6 months | 10 | Kitten |
| 7 months | 12 | Junior |
| 1 year | 15 | Junior |
| 18 months | 21 | Junior |
| 2 years | 24 | Junior |
| 3 years | 28 | Adult |
| 4 years | 32 | Adult |
| 5 years | 36 | Adult |
| 6 years | 40 | Adult |
| 7 years | 44 | Mature |
| 8 years | 48 | Mature |
| 9 years | 52 | Mature |
| 10 years | 56 | Mature |
| 11 years | 60 | Senior |
| 12 years | 64 | Senior |
| 13 years | 68 | Senior |
| 14 years | 72 | Senior |
| 15 years | 76 | Super senior |
| 16 years | 80 | Super senior |
| 17 years | 84 | Super senior |
| 18 years | 88 | Super senior |
| 19 years | 92 | Super senior |
| 20 years | 96 | Super senior |
| 21 years | 100 | Super senior |
| 22 years | 104 | Super senior |
| 23 years | 108 | Super senior |
| 24 years | 112 | Super senior |
| 25 years | 116 | Super senior |
Frequently asked questions
How old is an 11-year-old cat in human years?
About 60. Cats count about 15 human years for the first year, 9 for the second, and about 4 for every year after that.
Is an 11-year-old cat old?
Yes. At about 60 in human years, an 11-year-old cat is a senior cat.
How often should an 11-year-old cat see the vet?
At least every six months, as feline guidelines advise for senior cats, and more often if your cat has a long-term condition.