Age Calculator: Exact Age in Years, Months and Days
Enter a date of birth to see the exact age today.
Enter a date of birth above to work out the age.
How age is worked out
Your age in years is the number of birthdays you have had. Months and days count what has passed since your last birthday. If you were born on 29 February, your birthday falls on 28 February in years that are not leap years in this calculator.
Ages that matter in the UK
- 16: you can leave school (stay in education or training until 18 in England), get married with consent in England and Wales, and the lower minimum wage rates stop applying from 18.
- 18: you can vote in general elections, and you can buy alcohol and fireworks.
- 21: the National Living Wage applies to workers from this age.
- State Pension age: depends on your date of birth. Use the State Pension age calculator.
Looking for the gap between any two dates? Try the days between dates calculator.
Frequently asked questions
How do I work out my age?
Subtract your year of birth from the current year, and take one off if your birthday has not happened yet this year. The calculator does this and also gives months and days.
How many days old am I?
Enter your date of birth and the calculator shows your age in days, weeks and months as well as years.
When is my next birthday?
The calculator shows the date of your next birthday and how many days are left.
More from UK Answers
Figures are for the 2026/27 tax year from official sources and are estimates for guidance only, not financial or legal advice. Printed from ukanswers.co.uk.