Age Calculator
Find an exact age in years, months and days from a date of birth. Change “Age on” to see how old someone was or will be on any date.
How to use the Age Calculator
Enter a date of birth. The age is counted to today; change "Age on" to find the age on another date, such as the cut-off date of an exam or job form.
Frequently asked questions
How do I calculate age for a government form?
Set "Age on" to the cut-off date the notice gives (often 1 January or 1 August) and read the years, months and days.
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