Enter a date of birth to get an exact age in years, months and days, plus total weeks and days lived and a countdown to the next birthday.
How age is calculated
The calculator counts complete years first, then complete months, then the remaining days, taking into account the real length of each month and leap years. You can change the second date to find someone’s age on any past or future date.
Handy age milestones in Canada
| Age | What changes |
|---|---|
| 16 | Learner’s driving licence in most provinces |
| 18 | TFSA room starts; adult in most provinces (19 in some) |
| 60 | Earliest age to start CPP (reduced) |
| 65 | Standard CPP and OAS age |
| 71 | Last year to convert an RRSP to a RRIF or annuity |
FAQ
How are leap-day birthdays handled?
People born on February 29 usually celebrate on February 28 or March 1 in non-leap years; the calculator uses the actual calendar days between the dates.
Need the days between two other dates?
Use the date calculator.