Cat Age Converter: Calculate Cat Years to Human Years

Welcome to our free Cat Age Converter! Curious how old your cat is in human years? Or how old you’d be in cat years? Use our tool below to find out!

How Do Cat Years Work?

The myth that 1 cat year equals 7 human years isn’t quite accurate. Cats age rapidly in their early years: the first year is about 15 human years, the second adds 9 more, and each year after that is roughly 4 human years. Unlike dogs, cat aging is fairly consistent across breeds, though lifespan varies. Our calculator uses this science-backed formula for precise conversions!

Fun Facts About Cat Aging

• The oldest recorded cat, Crème Puff, lived to 38 years—over 160 human years!
• Siamese and Manx breeds often live longer, sometimes reaching 20+ years.
• Cats become "seniors" around 11-14 years, depending on health—time for extra TLC!
• A cat’s whiskers may gray with age, just like human hair!

Tips for Caring for an Aging Cat

As cats age, their needs evolve. Here’s how to keep them thriving:

1. Vet Checkups: Annual visits catch issues early; seniors may need twice-yearly exams.
2. Diet: Switch to senior cat food for kidney and joint support.
3. Comfort: Provide soft beds and easy-access litter boxes.
4. Exercise: Encourage gentle play to maintain mobility.

Small to Medium Breeds (Generally Live Longer, 12–20 years)

1. Siamese – 15–20 years
2. Oriental Shorthair – 12–15 years
3. Russian Blue – 15–20 years
4. Singapura – 12–15 years
5. Abyssinian – 14–17 years
6. Burmese – 16–18 years
7. Cornish Rex – 11–15 years
8. Devon Rex – 12–16 years
9. Balinese – 15–20 years
10. Tonkinese – 12–16 years

Medium to Large Breeds (Average Lifespan, 10–16 years)

11. Maine Coon – 12–15 years
12. Norwegian Forest Cat – 14–16 years
13. Siberian – 12–15 years
14. Turkish Van – 12–17 years
15. Ragdoll – 12–16 years
16. Scottish Fold – 11–14 years
17. British Shorthair – 12–16 years
18. American Shorthair – 15–20 years
19. Chartreux – 12–15 years
20. Manx – 12–16 years

Flat-Faced (Brachycephalic) Breeds (May Have Health-Related Shorter Lifespan, 10–14 years)

21. Persian – 12–15 years
22. Exotic Shorthair – 12–15 years
23. Himalayan – 12–15 years
24. Selkirk Rex – 12–16 years
25. Bombay – 12–16 years

Rare and Unique Breeds (Varied Lifespan, 10–16 years)

26. Japanese Bobtail – 12–16 years
27. Turkish Angora – 12–18 years
28. Egyptian Mau – 12–16 years
29. LaPerm – 10–14 years
30. Ocicat – 12–15 years
31. Bengal – 12–16 years
32. Savannah – 12–20 years
33. Pixie-bob – 13–16 years
34. American Curl – 12–16 years
35. Javanese – 12–15 years

Mixed Breeds & Common House Cats (Typically Live the Longest, 12–20+ years)

36. Domestic Shorthair (DSH) – 12–20 years
37. Domestic Longhair (DLH) – 12–20 years
38. Tuxedo Cat (Mixed breed) – 12–20 years
39. Tabby Cat (Mixed breed) – 12–18 years
40. Calico (Mixed breed) – 12–18 years

Giant & Large Cat Breeds (Shorter Lifespan, 10–14 years)

41. Chausie – 10–14 years
42. Serengeti – 10–14 years
43. Asian Leopard Cat (Hybrid parent of Bengals) – 10–15 years
44. Cheetoh – 10–15 years
45. Caracat (Caracal Hybrid) – 10–14 years
46. Khao Manee – 12–16 years
47. Snowshoe – 12–15 years
48. Munchkin – 12–15 years
49. Lykoi (Werewolf Cat) – 10–14 years
50. Peterbald – 12–15 years

Factors Affecting Cat Lifespan:

Indoor vs. Outdoor Cats – Indoor cats often live 14–20 years, while outdoor cats average only 5–10 years due to risks.

Breed Genetics – Some breeds are prone to diseases affecting lifespan.