How Many People Are Named Zillah?
An estimated 257 people in the United States have the first name Zillah. It is almost exclusively a female name. The average bearer is 15 years old, and Zillah peaked in popularity in 2024 with 20 births that year.
Below you will find a full statistical profile of Zillah 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 Zillah paired with any surname.
Estimated Living Americans
257
About 1 in 1,333,674 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
15
years old
Peak Year
2024
20 births
Total Registered
537
since 1880
Gender Distribution for Zillah
Zillah is almost exclusively a female name. Out of 537 total births registered, 100.0% were female.
Zillah as a female name
Ranked #6,139 in 2024
20 female births in 2024
Peak: 2024 (20 births)
Zillah: Popularity Over Time
SSA records for Zillah span from the 1880s to the 2020s, covering 11 decades of naming data. The most popular decade for this name was the 2010s, when 105 babies were registered. While Zillah is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Zillah by Decade
How has Zillah 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.
Zillah + Last Name Combinations
How many people share a full name with Zillah as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zillah
Other first names starting with Z with a similar number of bearers.
Zillah: Questions and Answers
How many people in the U.S. are named Zillah?
We estimate approximately 257 people named Zillah 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 1,333,674 Americans share this first name.
Is Zillah a common name?
Zillah is classified as "Very Rare" and is more popular than 77.4% of all first names in the SSA database. A total of 537 births have been registered with this name since 1880.
When was Zillah most popular?
Zillah reached peak popularity in 2024, when 20 babies were given this name. The average age of a living person named Zillah is approximately 15 years old, reflecting when the name was most commonly given.
Is Zillah a female name?
Zillah is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Zillah Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zillah Smith, Zillah Johnson, Zillah 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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