How old am I if I was born in 2021?
If you were born in 2021, you turn 5 years old in 2026 — or you are 4 until your birthday this year. Enter your exact date of birth below for the precise figure.
Working out your age from a birth year
Your age depends on whether your birthday has already happened this year. Someone born in 2021 reaches age 5 on their 2026 birthday; before that birthday they are still 4.
The calculator above is pre-set to 1 January 2021 as an example — change the date to your real date of birth to get your exact age in years, months and days.
Frequently asked questions
If I was born in 2021, how old am I?
You turn 5 in 2026. If your birthday hasn't happened yet this year, you are currently 4.
What year was I born if I am 5?
If you turn 5 this year (2026), you were born in 2021.