Age Calculator

Calculate exact age in years, months, and days.

How to Use

  1. Enter your date of birth.
  2. The "as of" date defaults to today, but you can change it to calculate age on any date.
  3. Click Calculate Age to see the exact breakdown in years, months, and days.

Features

  • Calculates exact age in years, months, and days
  • Also shows total days lived
  • Calculate age as of any date, not just today

Frequently Asked Questions

Does this account for leap years?

Yes, the calculation is based on actual calendar dates, so leap years are automatically accounted for.

Can I calculate someone's age on a future date?

Yes, set the "as of" field to any future date to see what their age will be then.