PetYearsCavalier King Charles Spaniel: age & lifespan
Cavalier King Charles Spaniels are a small dog breed with a typical lifespan of 9–14 years (about 12 on average). Check your Cavalier King Charles Spaniel’s age in human years below.
Size-aware estimate based on the AKC dog-age chart & veterinary life-stage guidance. A guide, not a diagnosis.
Cavalier King Charles Spaniel age chart
Using a small breed’s aging curve, here’s roughly how old your Cavalier King Charles Spaniel is in human years:
| Cavalier King Charles Spaniel age | Human years |
|---|---|
| 1 year | 15 |
| 2 years | 24 |
| 4 years | 32 |
| 6 years | 40 |
| 8 years | 48 |
| 10 years | 56 |
| 12 years | 64 |
| 14 years | 72 |
How long do Cavalier King Charles Spaniels live?
The typical Cavalier King Charles Spaniel lifespan is 9–14 years. Lifespan varies with genetics, weight, dental care, exercise, and regular veterinary check-ups. Keeping your Cavalier King Charles Spaniel at a healthy weight and staying current on preventive care are two of the biggest levers on a longer, healthier life.
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Lifespan figures are typical ranges for the breed and are educational only — not veterinary advice. Your Cavalier King Charles Spaniel is an individual; ask your vet about their health.