Feminine dossier · first seen 1978
Kaylea
Stable Decline
Gradual decline from 1999
Peak era
1999
Peak births
158
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Kaylea
How many people are named Kaylea?
An estimated 3,045 living Americans are named Kaylea.
How rare is Kaylea?
Kaylea is very rare among babies today, with 13 girls receiving the name in 2025, down 91.8% from its 1999 peak.
How old is the typical Kaylea?
The median age of a living American named Kaylea is approximately 25 years, with most bearers falling between 19 and 31 years old.
Is Kaylea still popular?
Not especially. Kaylea has been declining since its 1999 peak and registered 13 births in 2025.
Where is Kaylea most common?
Kaylea has its strongest geographic signal in Missouri, where it appears 3.0× more often than the national baseline.
1978Peak 19992025
Peak year
1999
Decline from peak
91.8%
2025
13
All-time
3,107
Where it lives now
Kaylea is most concentrated in Missouri — about 3.0× the national rate in the 2000s.
States where Kaylea is given more often than the national average — its present-day heartland.