NHS Age and Date Calculator
Exact age, days between dates and adding days to a date.
Your details
Today by default.
Result
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Enter a date of birth
Dates use the calendar, including leap years. Weekday counts do not leave out bank holidays.
How it is worked out
- 1Age: enter a date of birth to see the exact age today, or on any other date.
- 2Days between dates: see calendar days, weekdays and weeks between two dates.
- 3Add or take away days: find the date 28, 90 or any number of days before or after another date.
Worth knowing
- Useful for review dates, fit notes, notice periods and annual leave planning.
- Do not enter patient-identifiable information.
Common questions
How do I count working days between two dates?+
Use the Days between dates tab. It counts Monday to Friday, including both dates, but does not leave out bank holidays.
What date is 90 days from today?+
Use the Add or take away days tab, with today as the start date and 90 days added.
Sources
The rules and figures behind this calculator come from:
Dates follow the calendar, including leap years. Weekday counts do not leave out bank holidays.
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