AgeName

How old is someone named Zachary?

The average Zachary is 29 years old.

Half of all living Zacharys are between 23 and 36.

Estimated alive
533K
Median age
30
Peak year
1993
Mostly
Millennials

Zachary was a boom name: it shot up, peaked in 1993, and dropped away. That's why most Zacharys are close to the same age.

Popular names of 1993 · The most popular names of the 1990s →

Show the numbers by decade
Babies named Zachary by decade, and how many are estimated alive today
Born inBabies bornAlive today
1900s60
1910s1090
1920s1680
1930s142under 100
1940s404200
1950s2,1691,500
1960s3,4882,800
1970s19,16117,000
1980s102,43597,000
1990s225,757220,000
2000s135,019130,000
2010s51,21051,000
2020s13,21313,000

How many Zacharys are still alive?

About 530,000 Zacharys are alive in the US today. That's 96% of the roughly 550,000 babies named Zachary since 1900.

Nearly every Zachary ever born is still alive, because almost all of them are young.

What generation is the name Zachary?

About half of living Zacharys are Millennials, born between 1981 and 1996.

See all Millennial names →

Is Zachary an old name?

Somewhat. Zachary is older than 50 in 100 names on AgeByName, but younger than plenty of classics.

Looking ahead: if babies keep getting the name at today's pace, the typical Zachary will be 54 in 2056, so the name is aging fast.

Names that sound old →

Is Zachary a boy or girl name?

Almost entirely boys: 99.7% of living Zacharys are men.

Names the same age as Zachary

NAME TWIN

Zachary's name twin is Tyler. Of all 3,713 names on AgeByName, Tyler's age curve is the closest match to Zachary's: 93% alike.

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Questions about the name Zachary

How old is the average Zachary?

The average Zachary in the US is 29 years old. The median is 30, so half are older and half younger.

How many people are named Zachary?

About 530,000 Zacharys are alive in the US today, out of roughly 550,000 babies given the name since 1900.

When was the name Zachary most popular?

In 1993, when about 26,000 baby boys were named Zachary.

Is Zachary a Millennial name?

Partly. Millennials are the largest group, about 47% of living Zacharys, but the name spans several generations.

Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). Updated each spring. How we calculate this