Birth year by age

What Year Were You Born If You Are 18?

If you are 18 years old in 2026, you were born in 2007 or 2008, depending on whether your birthday has passed.

If you are 18 years old in 2026, your birth year is:

2007 or 2008

Born in 2008 if your birthday has already occurred this year; otherwise, born in 2007.

Current age18

Possible birth years2007–2008

Turns this age during2026

What year were you born if you are 18?

Subtract 18 from 2026. The result is 2008. If your birthday is still coming up in 2026, your birth year is one year earlier: 2007.

Why the answer can be two different years

Age changes on a birthday, not on January 1. Without your birth month and day, both 2007 and 2008 are possible. Use the exact calculator to resolve the date precisely.