PetYearsNewfoundland: age & lifespan
Newfoundlands are a giant dog breed with a typical lifespan of 9–10 years (about 10 on average). Check your Newfoundland’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.
Newfoundland age chart
Using a giant breed’s aging curve, here’s roughly how old your Newfoundland is in human years:
| Newfoundland age | Human years |
|---|---|
| 1 year | 15 |
| 2 years | 24 |
| 4 years | 38 |
| 6 years | 52 |
| 8 years | 66 |
| 10 years | 80 |
| 12 years | 94 |
| 10 years | 80 |
How long do Newfoundlands live?
The typical Newfoundland lifespan is 9–10 years. Lifespan varies with genetics, weight, dental care, exercise, and regular veterinary check-ups. Keeping your Newfoundland at a healthy weight and staying current on preventive care are two of the biggest levers on a longer, healthier life.
Related breeds
Lifespan figures are typical ranges for the breed and are educational only — not veterinary advice. Your Newfoundland is an individual; ask your vet about their health.