How Many People Are Named Zachariah?
An estimated 29,870 people in the United States have the first name Zachariah. It is almost exclusively a male name. The average bearer is 25 years old, and Zachariah peaked in popularity in 1992 with 874 births that year.
Below you will find a full statistical profile of Zachariah as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Zachariah paired with any surname.
Estimated Living Americans
29,870
About 1 in 11,475 people in the U.S.
Rarity
Uncommon
Predicted Gender
Male
99.9% confidence
Average Age
25
years old
Peak Year
1992
874 births
Total Registered
30,705
since 1880
Gender Distribution for Zachariah
Zachariah is almost exclusively a male name. Out of 30,705 total births registered, 99.9% were male.
Zachariah as a male name
Ranked #569 in 2024
512 male births in 2024
Peak: 1992 (874 births)
Zachariah as a female name
Ranked #19,771 in 2010
5 female births in 2010
Peak: 1983 (7 births)
Zachariah: Popularity Over Time
SSA records for Zachariah span from the 1880s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 1990s, when 7,645 babies were registered. While Zachariah is less common than at its peak in the 1990s, it remains a well-established name with steady registrations.
Zachariah by Decade
How has Zachariah tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Zachariah by State
Birth registrations for Zachariah span all 48 states and territories in the SSA database. The highest counts are in California, Texas, Ohio. The lowest are in Vermont, New Hampshire, Wyoming. On average, about 591 Zachariahs were registered per state.
Zachariah + Last Name Combinations
How many people share a full name with Zachariah as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zachariah
Other first names starting with Z with a similar number of bearers.
Zachariah: Questions and Answers
How many people in the U.S. are named Zachariah?
We estimate approximately 29,870 people named Zachariah are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 11,475 Americans share this first name.
Is Zachariah a common name?
Zachariah is classified as "Uncommon" and is more popular than 98.8% of all first names in the SSA database. A total of 30,705 births have been registered with this name since 1880.
When was Zachariah most popular?
Zachariah reached peak popularity in 1992, when 874 babies were given this name. The average age of a living person named Zachariah is approximately 25 years old, reflecting when the name was most commonly given.
Is Zachariah a male name?
Zachariah is predominantly male. 99.9% of people with this name are male. See the gender breakdown above for full details.
How many Zachariah Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zachariah Smith, Zachariah Johnson, Zachariah Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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