Home / Name Directory / Kailey
How Many People Are Named Kailey?
Estimated people named Kailey living in the U.S. today
26,566
Gender distribution
0% male · 100% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 27,099
- Peak year: 2004 (1,449 births)
- Estimated living today: 26,566
Kailey by age group — who carries the name today?
Kailey popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Kailey
Kailey has been recorded by the Social Security Administration since the 19th century dataset began. In total, 27,099 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 26,566 bearers are still living — roughly 1 in 12,866 Americans. The name's strongest decade shapes how old most Kaileys you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Kailey in the US?
An estimated 26,566 people named Kailey are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Kailey rare — about 1 in 12,866 Americans.
Is Kailey a boy or girl name?
In SSA records, Kailey is 0% male and 100% female, so it is predominantly a female name.
When was Kailey most popular?
Kailey peaked in 2004, when 1,449 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Kailey?
Kailey ranks #1,347 of 104,819 first names recorded by the SSA, with a rarity score of 48 out of 100 (higher means rarer).