Middlebrook Animal Clinic / How Old Is Your Cat?

How Old Is Your Cat?

In an article by Arnold Plotnick, DVM, he discussed relative cat ages compared to human years. A comparison of life stages such as sexual maturity and bone growth were used to establish an estimate of ages and bust the myth of 7 years in a cats (or dogs) being equal to 1 year in a human.

Cat Age	Human Age
6 Months	15 Years
1 Year	24 Years
2 Years	28 Years
3 Years	32 Years
4 Years	36 Years
5 Years	40 Years
6 Years	44 Years
7 Years	48 Years
8 Years	52 Years
9 Years	56 Years
10 Years	60 Years
11 Years	64 Years
12 Years	68 Years
13 Years	72 Years
14 Years	76 Years
15 Years	80 Years
16 Years	84 Years
17 Years	88 Years
18 Years	92 Years
19 Years	96 Years
20 Years	100 Years