Health & Fitness
Age Calculator
Enter a date of birth to get your exact age and your next birthday countdown.
About the Age Calculator
The calculator counts complete years, months and days between the two dates and also gives your age in weeks and days.
Change the “as of” date to find your age on any day, such as for a form or exam.
Frequently asked questions
How is age calculated?
It counts full years since the birth date, then the remaining full months and days.
Can I calculate age on a past or future date?
Yes. Change the “age as of” date.