Age Calculator
Calculate an age in years, months, and days from a date of birth.
Link to this tool
Copy this HTML to cite this tool from your own site or article.
About Age Calculator
Age Calculator calculates exact age in years, months, days, total weeks, total days, and next birthday countdown from date of birth.
How to use Age Calculator
- Select date of birth from calendar picker.
- Optionally select target calculation date (defaults to today).
- Click Calculate Age.
- Review detailed age breakdown in years, months, and days.
Examples
Birth Date: 15 March 1995 (Target: 1 Sept 2026) Result: 31 years, 5 months, 17 days (Total: 11,492 days)
FAQ
How does the calculator handle leap years?
Leap days (Feb 29) are included in total day count calculations automatically.
Can I calculate age as of a historical date?
Yes. Change the target date to calculate age on any historical or future date.