How old is someone named Kelsey?
The average Kelsey is 31 years old.
Half of all living Kelseys are between 27 and 36.
When was Kelsey popular?
Kelsey rose fast and peaked in 1992, then faded almost as fast. 73% of all Kelseys were born within 15 years of each other.
Popular names of 1992 · The most popular names of the 1990s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1910s | 97 | 0 |
| 1920s | 128 | 0 |
| 1930s | 107 | under 100 |
| 1940s | 177 | under 100 |
| 1950s | 303 | 220 |
| 1960s | 465 | 400 |
| 1970s | 1,929 | 1,800 |
| 1980s | 29,180 | 28,000 |
| 1990s | 86,599 | 85,000 |
| 2000s | 23,857 | 24,000 |
| 2010s | 10,084 | 10,000 |
| 2020s | 2,807 | 2,800 |
How many Kelseys are still alive?
About 150,000 Kelseys are alive in the US today. That's 98% of the roughly 160,000 babies named Kelsey since 1891.
Nearly every Kelsey ever born is still alive, because almost all of them are young.
What generation is the name Kelsey?
About two in three living Kelseys are Millennials, born between 1981 and 1996.
- Gen X 2%
- Millennial 64%
- Gen Z 28%
- Gen Alpha 6%
Is Kelsey an old name?
Somewhat. Kelsey is older than 52 in 100 names on AgeByName, but younger than plenty of classics.
Looking ahead: if babies keep getting the name at today's pace, the typical Kelsey will be 56 in 2056, so the name is aging fast.
Is Kelsey a boy or girl name?
Mostly girls: 97% of living Kelseys are women.
Names the same age as Kelsey
NAME TWIN
Kelsey's name twin is Cody. Of all 3,713 names on AgeByName, Cody's age curve is the closest match to Kelsey's: 91% alike.
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Questions about the name Kelsey
How old is the average Kelsey?
The average Kelsey in the US is 31 years old. The median is 32, so half are older and half younger.
How many people are named Kelsey?
About 150,000 Kelseys are alive in the US today, out of roughly 160,000 babies given the name since 1891.
When was the name Kelsey most popular?
In 1992, when about 12,000 baby girls were named Kelsey.
Is Kelsey a Millennial name?
Yes. About 64% of living Kelseys are Millennials, born between 1981 and 1996.
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