Feminine dossier · first seen 1943

Kaylee

Stable Decline Gradual decline from 2009

Peak era

2009

Peak births

7,219

Current vitality

Healthy

Peak generation

Gen Z

1943Peak 20092025

Quick answers about Kaylee

How many people are named Kaylee?

An estimated 138,898 living Americans are named Kaylee.

How rare is Kaylee?

Kaylee is moderately uncommon among babies today, with 1,205 girls receiving the name in 2025, down 83.3% from its 2009 peak.

How old is the typical Kaylee?

The median age of a living American named Kaylee is approximately 19 years, with most bearers falling between 13 and 25 years old.

Is Kaylee still popular?

Somewhat. Kaylee has been declining since its 2009 peak and registered 1,205 births in 2025.

Peak year

2009

Decline from peak

83.3%

2025

1,205

All-time

140,425

Diaspora map

Kaylee broke out in Arizona, Colorado, Minnesota, Oklahoma, Utah, and Washington (1986) and became over-represented in 36 states over 38 years.

Broke out: Arizona, Colorado, Minnesota, Oklahoma, Utah, and Washington, 1986 · over-represented in 36 states over 38 years

Kaylee has been in gradual retreat. The last decade averaged 2.5× lower than the decade before it — a slow, steady fade rather than a collapse.

Kaylee peaked in 2009, when 7,219 girls were given the name.

In 2025, only 1,205 girls were given the name.

Down 83.3% from its peak.

In all, the Social Security Administration has recorded about 140,425 Americans named Kaylee since 1943.

Rarity scoreMainstream

Peak generationGen Z

StabilityEra-bound, still legible

TrajectoryGradual decline from 2009

20097,219 girls named Kaylee

20251,205 girls named Kaylee

Living profile

138,898

Estimated living Americans with this name.

Median age19

Core range13–25

Playground Density Index 2.2%

Wave type

Steady Decline

A name with a broad middle and a downward recent trajectory.