How old is someone born in 2004?
They are
21–22
years old today
Someone born in 2004 is 22 years old if their birthday has already passed this year, and 21 if it hasn't. They turn 23 in 2027. For an exact age, use a full birthdate URL like /howold/june-15-2004. This page recalculates on every visit.
How old is someone born in 2004?
Someone born in 2004 is 21 or 22 years old today: 22 if their birthday has already passed this year, 21 if it hasn't.
What year does someone born in 2004 turn 23?
Someone born in 2004 turns 23 in 2027.
Generation
Someone born in 2004 belongs to Generation Z. Generational boundaries are approximate and vary by source, but this is the commonly cited range.
Life Milestones
The next milestone age for someone born in 2004 is 25 (eligible for most U.S. car rental companies without a young-driver surcharge), arriving in 2029. The most recent milestone passed was turning 21 in 2025 (eligible to legally drink alcohol in the U.S.).
Leap Years Lived Through
From 2004 through 2026, there have been 6 leap years, meaning that many extra February 29ths in a lifetime that started in 2004.