How old is someone born in 2021?

They are

4–5

years old today

Someone born in 2021 is 5 years old if their birthday has already passed this year, and 4 if it hasn't. They turn 6 in 2027. For an exact age, use a full birthdate URL like /howold/june-15-2021. This page recalculates on every visit.

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Your whole life, in weeks

When will I die?

Days since any date?

How old is someone born in 2021?

Someone born in 2021 is 4 or 5 years old today — 5 if their birthday has already passed this year, 4 if it hasn't.

What year does someone born in 2021 turn 6?

Someone born in 2021 turns 6 in 2027.