Feminine dossier · first seen 1880
Katie
Endangered
Down 94.6% from peak
Peak era
1986
Peak births
8,333
Current vitality
Fragile
Peak generation
Millennial
Quick answers about Katie
How many people are named Katie?
An estimated 188,842 living Americans are named Katie.
How rare is Katie?
Katie is uncommon among babies today, with 447 girls receiving the name in 2025, down 94.6% from its 1986 peak.
How old is the typical Katie?
The median age of a living American named Katie is approximately 37 years, with most bearers falling between 27 and 43 years old.
Is Katie still popular?
No. Katie is endangered as a baby name, down 94.6% from its 1986 peak with 447 births in 2025.
Where is Katie most common?
Katie has its strongest geographic signal in Mississippi, where it appears 6.3× more often than the national baseline.
1880Peak 19862025
Peak year
1986
Decline from peak
94.6%
2025
447
All-time
241,285
Where it lives now
Katie is most concentrated in Mississippi — about 6.3× the national rate in the 1950s.
States where Katie is given more often than the national average — its present-day heartland.