Age Calculator: Exact Age in Years, Months and Days
Free tool · Updated October 3, 2026 · By CouponTalk
Your result
Enter your measurements to see your result.
Quick answer
Age is counted in completed years, then months, then days since your last birthday. Someone born on 15 August 1995 is 31 years, 1 month and 17 days old on 2 October 2026, about 11,371 days. Use any "on date" to find your age on a past or future date, for example the cut-off date in an exam or job form.
How to use this calculator
- Enter the date of birth.
- Leave "age on" blank for today, or set a cut-off date.
- Read the age in years, months and days.
How age is counted
| Step | How it works |
|---|---|
| Years | Completed birthdays up to the date |
| Months | Completed months since the last birthday |
| Days | Days since the last month-date |
| 29 February birthdays | Counted as 1 March in non-leap years |
Results are estimates to help you plan. Confirm the final price, tax and offer terms at checkout.
Frequently asked questions
How is age counted for exams and jobs?
In completed years on the cut-off date in the notice. Enter that date in "age on".
What if I was born on 29 February?
In non-leap years, your birthday is counted as 1 March for age in most legal contexts.
Is age in months useful?
Yes, for babies and for some insurance and loan forms.
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