How old is someone named Kaia?
The average Kaia is 11 years old.
Half of all living Kaias are between 4 and 16.
When was Kaia popular?
Most of the Kaias in the country were born in the last 15 years. The name peaked in 2024 and is still near the top.
Popular names of 2024 · The most popular names of the 2020s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1950s | 20 | under 100 |
| 1960s | 44 | under 100 |
| 1970s | 167 | 160 |
| 1980s | 211 | 200 |
| 1990s | 594 | 580 |
| 2000s | 4,033 | 4,000 |
| 2010s | 7,261 | 7,200 |
| 2020s | 8,637 | 8,600 |
How many Kaias are still alive?
About 21,000 Kaias are alive in the US today. That's over 99% of the roughly 21,000 babies named Kaia since 1955.
Nearly every Kaia ever born is still alive, because almost all of them are young.
What generation is the name Kaia?
About two in three living Kaias are in Gen Alpha, born in 2013 or later.
- Gen X 1%
- Millennial 2%
- Gen Z 28%
- Gen Alpha 69%
Is Kaia an old name?
No. Kaia is one of the youngest names around: younger than 92 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Kaia will be 23 in 2056, so the name is aging slowly.
Is Kaia a boy or girl name?
Almost entirely girls: 99.7% of living Kaias are women.
Names the same age as Kaia
NAME TWIN
Kaia's name twin is Emiliano. Of all 3,713 names on AgeByName, Emiliano's age curve is the closest match to Kaia's: 93% alike.
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Questions about the name Kaia
How old is the average Kaia?
The average Kaia in the US is 11 years old. The median is 8, so half are older and half younger.
How many people are named Kaia?
About 21,000 Kaias are alive in the US today, out of roughly 21,000 babies given the name since 1955.
When was the name Kaia most popular?
In 2024, when about 1,700 baby girls were named Kaia.
Is Kaia a Gen Alpha name?
Yes. About 69% of living Kaias are in Gen Alpha, born in 2013 or later.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). Updated each spring. How we calculate this