How Many People Are Named Kacia?
An estimated 264 people in the United States have the first name Kacia. It is almost exclusively a female name. The average bearer is 31 years old, and Kacia peaked in popularity in 1990 with 17 births that year.
Below you will find a full statistical profile of Kacia 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 Kacia paired with any surname.
Estimated Living Americans
264
About 1 in 1,298,312 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
31
years old
Peak Year
1990
17 births
Total Registered
274
since 1880
Gender Distribution for Kacia
Kacia is almost exclusively a female name. Out of 274 total births registered, 100.0% were female.
Kacia as a female name
Ranked #17,784 in 2014
5 female births in 2014
Peak: 1990 (17 births)
Kacia: Popularity Over Time
SSA records for Kacia span from the 1970s to the 2010s, covering 5 decades of naming data. The most popular decade for this name was the 1990s, when 95 babies were registered. Kacia has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Kacia by Decade
How has Kacia 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.
Kacia by State
Kacia + Last Name Combinations
How many people share a full name with Kacia as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kacia
Other first names starting with K with a similar number of bearers.
Kacia: Questions and Answers
How many people in the U.S. are named Kacia?
We estimate approximately 264 people named Kacia 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 1,298,312 Americans share this first name.
Is Kacia a common name?
Kacia is classified as "Very Rare" and is more popular than 77.7% of all first names in the SSA database. A total of 274 births have been registered with this name since 1880.
When was Kacia most popular?
Kacia reached peak popularity in 1990, when 17 babies were given this name. The average age of a living person named Kacia is approximately 31 years old, reflecting when the name was most commonly given.
Is Kacia a female name?
Kacia is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kacia Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kacia Smith, Kacia Johnson, Kacia 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.
Search for a full name combination
How Many of Me