How old is someone born in 1978?
They are
47–48
years old today
Someone born in 1978 is 48 years old if their birthday has already passed this year, and 47 if it hasn't. They turn 49 in 2027. For an exact age, use a full birthdate URL like /howold/june-15-1978. This page recalculates on every visit.
How old is someone born in 1978?
Someone born in 1978 is 47 or 48 years old today: 48 if their birthday has already passed this year, 47 if it hasn't.
What year does someone born in 1978 turn 49?
Someone born in 1978 turns 49 in 2027.
Generation
Someone born in 1978 belongs to Generation X. 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 1978 is 62 (eligible for early (reduced) U.S. Social Security retirement benefits), arriving in 2040. The most recent milestone passed was turning 25 in 2003 (eligible for most U.S. car rental companies without a young-driver surcharge).
Leap Years Lived Through
From 1978 through 2026, there have been 12 leap years, meaning that many extra February 29ths in a lifetime that started in 1978.