Dog Age Calculator
Convert dog age to human years (breed-aware)
Human equivalent age
—
human years
📚 Learn more — how it works, FAQ & guide Click to expand
Learn more — how it works, FAQ & guide
Click to expand
Free dog age calculator — breed-aware
Convert your dog age to human years using AVMA-based formulas. Breed-size aware.
How to use this tool
- 1
Enter your dog age
In years (or months for puppies).
- 2
Pick breed size
Small, medium, large, giant — smaller dogs age slower.
- 3
See human equivalent
Evidence-based formulas from AVMA research.
Frequently Asked Questions
Is "1 dog year = 7 human years" correct?
No — oversimplified. First 2 years are fast (about 10-15 human years each), then it slows. Smaller breeds age slower overall and live longer.
Source
Based on AVMA (American Veterinary Medical Association) guidance and 2019 UCSD epigenetic clock research.
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100% Privacy. This tool runs entirely in your browser. Your data is never uploaded to any server.