How Many People Are Named Kaily?
An estimated 2,484 people in the United States have the first name Kaily. It is almost exclusively a female name. The average bearer is 19 years old, and Kaily peaked in popularity in 2010 with 126 births that year.
Below you will find a full statistical profile of Kaily 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 Kaily paired with any surname.
Estimated Living Americans
2,484
About 1 in 137,985 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
19
years old
Peak Year
2010
126 births
Total Registered
2,525
since 1880
Gender Distribution for Kaily
Kaily is almost exclusively a female name. Out of 2,525 total births registered, 100.0% were female.
Kaily as a female name
Ranked #3,091 in 2024
52 female births in 2024
Peak: 2010 (126 births)
Kaily: Popularity Over Time
SSA records for Kaily span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 855 babies were registered. Kaily has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Kaily by Decade
How has Kaily 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.
Kaily by State
Birth registrations for Kaily span all 16 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Washington, Virginia, Pennsylvania. On average, about 73 Kailys were registered per state.
Kaily + Last Name Combinations
How many people share a full name with Kaily as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaily
Other first names starting with K with a similar number of bearers.
Kaily: Questions and Answers
How many people in the U.S. are named Kaily?
We estimate approximately 2,484 people named Kaily 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 137,985 Americans share this first name.
Is Kaily a common name?
Kaily is classified as "Rare" and is more popular than 94.5% of all first names in the SSA database. A total of 2,525 births have been registered with this name since 1880.
When was Kaily most popular?
Kaily reached peak popularity in 2010, when 126 babies were given this name. The average age of a living person named Kaily is approximately 19 years old, reflecting when the name was most commonly given.
Is Kaily a female name?
Kaily is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kaily Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaily Smith, Kaily Johnson, Kaily 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 0 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau estimate. Full methodology.
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