How Old Is Someone Born in 1940?

How it's calculated

To find the age of someone born in 1940: subtract 1940 from today's year (2026) — that gives 86 years. If their birthday has not yet occurred this year, subtract one more year for 85 years.

Nearby birth years

See how old someone from a nearby birth year is today.

Nearby birth years
Birth year	Current age
1934	91–92 years
1935	90–91 years
1936	89–90 years
1937	88–89 years
1938	87–88 years
1939	86–87 years
1940	85–86 years
1941	84–85 years
1942	83–84 years
1943	82–83 years
1944	81–82 years
1945	80–81 years
1946	79–80 years

Frequently asked questions

When will someone born in 1940 turn 100?

Someone born in 1940 will turn 100 on their birthday in 2040. For reference, they will be 90 years old in 2030, 100 years old in 2040, and 110 years old in 2050.

How old was someone born in 1940 in 2010?

Someone born in 1940 was 70 years old for most of 2010. Exact age depends on whether their birthday had occurred yet in 2010.

What generation is someone born in 1940?

Someone born in 1940 belongs to Silent Generation. Pew Research defines Silent Generation as people born 1928–1945. Generational bands are approximate — different sources draw the boundaries a year or two apart.

Related calculations

Age calculator — main page — Calculate any two-date age.
Age if born in 1935 — Five years earlier cohort.
Age if born in 1945 — Five years later cohort.

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