Age Calculator
Work out your exact age in years, months, and days from your date of birth, useful for forms, legal documents, or simple curiosity.
About the Age Calculator
An age calculator works out your exact age in years, months, and days from your date of birth, useful for forms, legal documents, or simple curiosity.
How to use
1
Enter your date of birth.
2
Optionally enter a specific date to calculate your age as of that day.
3
View your exact age broken down into years, months, and days.
Frequently asked questions
Does this account for leap years?
Yes, the calculation correctly accounts for leap years when determining exact age.
Can I calculate someone's age as of a future or past date?
Yes, entering a specific reference date instead of today's date lets you calculate age as of any point in time.
Explore more tools in the Calculators category.