How Many People Are Named Kailea?
An estimated 972 people in the United States have the first name Kailea. It is almost exclusively a female name. The average bearer is 18 years old, and Kailea peaked in popularity in 2012 with 49 births that year.
Below you will find a full statistical profile of Kailea 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 Kailea paired with any surname.
Estimated Living Americans
972
About 1 in 352,628 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
18
years old
Peak Year
2012
49 births
Total Registered
987
since 1880
Gender Distribution for Kailea
Kailea is almost exclusively a female name. Out of 987 total births registered, 100.0% were female.
Kailea as a female name
Ranked #4,234 in 2024
34 female births in 2024
Peak: 2012 (49 births)
Kailea: Popularity Over Time
SSA records for Kailea span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2010s, when 324 babies were registered. While Kailea is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Kailea by Decade
How has Kailea 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.
Kailea by State
Birth registrations for Kailea span all 3 states and territories in the SSA database. The highest counts are in California, Hawaii, Texas. The lowest are in Texas, Hawaii, California. On average, about 96 Kaileas were registered per state.
Kailea + Last Name Combinations
How many people share a full name with Kailea as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kailea
Other first names starting with K with a similar number of bearers.
Kailea: Questions and Answers
How many people in the U.S. are named Kailea?
We estimate approximately 972 people named Kailea 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 352,628 Americans share this first name.
Is Kailea a common name?
Kailea is classified as "Very Rare" and is more popular than 89.9% of all first names in the SSA database. A total of 987 births have been registered with this name since 1880.
When was Kailea most popular?
Kailea reached peak popularity in 2012, when 49 babies were given this name. The average age of a living person named Kailea is approximately 18 years old, reflecting when the name was most commonly given.
Is Kailea a female name?
Kailea is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kailea Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kailea Smith, Kailea Johnson, Kailea 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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