How old is someone named Demarcus?
The average Demarcus is 29 years old.
Half of all living Demarcuses are between 19 and 38.
When was Demarcus popular?
Demarcus peaked in 1991 and has been given less and less ever since. Only 66 babies got the name in 2025.
Popular names of 1991 · The most popular names of the 1990s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1950s | 5 | 0 |
| 1960s | 37 | under 100 |
| 1970s | 909 | 830 |
| 1980s | 3,246 | 3,100 |
| 1990s | 4,252 | 4,100 |
| 2000s | 2,717 | 2,700 |
| 2010s | 1,943 | 1,900 |
| 2020s | 538 | 530 |
How many Demarcuses are still alive?
About 13,000 Demarcuses are alive in the US today. That's 96% of the roughly 14,000 babies named Demarcus since 1956.
Nearly every Demarcus ever born is still alive, because almost all of them are young.
What generation is the name Demarcus?
About half of living Demarcuses are Millennials, born between 1981 and 1996.
- Gen X 8%
- Millennial 45%
- Gen Z 33%
- Gen Alpha 13%
Is Demarcus an old name?
Not really. Demarcus is younger than 51 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Demarcus will be 51 in 2056, so the name is getting older.
Is Demarcus a boy or girl name?
Almost entirely boys: 99.8% of living Demarcuses are men.
Names the same age as Demarcus
NAME TWIN
Demarcus's name twin is Donte. Of all 3,713 names on AgeByName, Donte's age curve is the closest match to Demarcus's: 92% alike.
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Questions about the name Demarcus
How old is the average Demarcus?
The average Demarcus in the US is 29 years old. The median is 31, so half are older and half younger.
How many people are named Demarcus?
About 13,000 Demarcuses are alive in the US today, out of roughly 14,000 babies given the name since 1956.
When was the name Demarcus most popular?
In 1991, when about 510 baby boys were named Demarcus.
Is Demarcus a Millennial name?
Partly. Millennials are the largest group, about 45% of living Demarcuses, but the name spans several generations.
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