How to use the Age Calculator
Fill in the fields on the left. Results, charts and the breakdown update instantly as you type or move a slider. Pick your country at the top of the page to switch currency.
Formula
Age = date − date of birth, counted in whole years, then months, then days
Frequently asked questions
How is age calculated for official forms?
Most forms use completed years on a given date, which is the first number shown.
Results are estimates for information only and are not financial, tax or legal advice. Tax rules, interest rates and fees change, so confirm important numbers with your bank, employer or a qualified adviser. Read our disclaimer.