Dog Years to Human Years

Small dog: 20 pounds or less
Medium dog: 21-50 pounds
Large dog: More than 50 pounds

In the chart below, use these general ranges for dog size:

Age of Dog	Small Breed [age in human years]	Medium Breed [age in human years]	Large Breed [age in human years]
1	15	15	15
2	24	24	24
3	28	28	28
4	32	32	32
5	36	36	36
6	40	42	45
7	44	47	50
8	48	51	55
9	52	56	61
10	56	60	66
11	60	65	72
12	64	69	77
13	68	74	82
14	72	78	88
15	76	83	93
16	80	87	120

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