Age Calculator

Calculate exact age in years, months, and days from any date of birth.

All calculations run in your browser. No data is sent anywhere.
Years
Months
Days
Total Days Lived
Days Until Birthday
Day of Week Born

What Can You Calculate?

  • Exact age in years, months, and remaining days as of today or any other date.
  • Total days lived — how many days you have been alive including leap years.
  • Days until next birthday — useful for planning celebrations.
  • Day of the week you were born — a fun fact about your date of birth.

UK Age Milestones

  • 16: School leaving age, National Living Wage (lower rate), LISA eligibility begins.
  • 18: Legal adult, vote, buy alcohol, sign contracts.
  • 22: National Living Wage (full adult rate) begins.
  • 25: Average age when many people become homeowners for the first time in the UK.
  • 55 (rising to 57 in 2028): Minimum pension access age.
  • 66: Current State Pension age.

How is age calculated exactly?

By counting complete years, then remaining months, then remaining days between your date of birth and the reference date.

What is the state pension age in the UK?

Currently 66 for both men and women. Rising to 67 between 2026–2028. Planned to rise to 68 from the mid-2040s.