Age Calculator
Your exact age in years, months, weeks and days.
Calculate your age
Enter your birth date and the date to calculate from.
Frequently Asked Questions
Enter your birth date and the date you want to calculate from. The calculator counts full calendar years, then full months, then the remaining days between the two dates.
It starts from your birth date and counts how many times your birthday has been reached (years), then counts complete months after that, and finally the remaining days. For example, if you were born on March 15 and the target date is May 20, that is 2 months and 5 days on top of your age in years.
Yes. Change the 'Calculate age as of' field to any future date to see how old you will be.
Yes. Set the 'Calculate age as of' field to any past date to see how old you were on that day.
Yes. The calculator uses the Gregorian calendar, so February 29 is included as an ordinary day in the count. Someone born on February 29 gets their correct age in non-leap years too.
No. The calculator runs entirely in your browser, so your birth date is never stored or sent anywhere.