How Many People Are Named Demarius?
An estimated 1,971 people in the United States have the first name Demarius. It is almost exclusively a male name. The average bearer is 24 years old, and Demarius peaked in popularity in 2006 with 102 births that year.
Below you will find a full statistical profile of Demarius as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Demarius paired with any surname.
Estimated Living Americans
1,971
About 1 in 173,899 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
24
years old
Peak Year
2006
102 births
Total Registered
2,009
since 1880
Gender Distribution for Demarius
Demarius is almost exclusively a male name. Out of 2,009 total births registered, 100.0% were male.
Demarius as a male name
Ranked #4,583 in 2024
22 male births in 2024
Peak: 2006 (102 births)
Demarius: Popularity Over Time
SSA records for Demarius span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 618 babies were registered. Demarius has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Demarius by Decade
How has Demarius tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Demarius by State
Birth registrations for Demarius span all 15 states and territories in the SSA database. The highest counts are in Georgia, Mississippi, Tennessee. The lowest are in Wisconsin, Louisiana, Arkansas. On average, about 46 Demariuss were registered per state.
Demarius + Last Name Combinations
How many people share a full name with Demarius as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Demarius
Other first names starting with D with a similar number of bearers.
Demarius: Questions and Answers
How many people in the U.S. are named Demarius?
We estimate approximately 1,971 people named Demarius are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 173,899 Americans share this first name.
Is Demarius a common name?
Demarius is classified as "Rare" and is more popular than 93.6% of all first names in the SSA database. A total of 2,009 births have been registered with this name since 1880.
When was Demarius most popular?
Demarius reached peak popularity in 2006, when 102 babies were given this name. The average age of a living person named Demarius is approximately 24 years old, reflecting when the name was most commonly given.
Is Demarius a male name?
Demarius is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Demarius Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Demarius Smith, Demarius Johnson, Demarius Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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