An estimated 33,994 living Americans are named Kayleigh.
How rare is Kayleigh?
Kayleigh is uncommon among babies today, with 340 girls receiving the name in 2025, down 76.6% from its 2009 peak.
How old is the typical Kayleigh?
The median age of a living American named Kayleigh is approximately 19 years, with most bearers falling between 13 and 27 years old.
Is Kayleigh still popular?
Not especially. Kayleigh has been declining since its 2009 peak and registered 340 births in 2025.
Where is Kayleigh most common?
Kayleigh has its strongest geographic signal in Mississippi, where it appears 5.9× more often than the national baseline.
1984Peak 20092025
Peak year
2009
Decline from peak
76.6%
2025
340
All-time
34,561
Diaspora map
Kayleigh broke out in Alaska, Indiana, Maine, Massachusetts, New Hampshire, Ohio, Oklahoma, Rhode Island, Vermont, West Virginia, and Wisconsin (1986) and became over-represented in 35 states over 34 years.
Broke out: Alaska, Indiana, Maine, Massachusetts, New Hampshire, Ohio, Oklahoma, Rhode Island, Vermont, West Virginia, and Wisconsin, 1986 · over-represented in 35 states over 34 years
