How Many People Are Named September?
An estimated 2,039 people in the United States have the first name September. It is almost exclusively a female name. The average bearer is 34 years old, and September peaked in popularity in 1980 with 51 births that year.
Below you will find a full statistical profile of September 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 September paired with any surname.
Estimated Living Americans
2,039
About 1 in 168,099 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
34
years old
Peak Year
1980
51 births
Total Registered
2,182
since 1880
Gender Distribution for September
September is almost exclusively a female name. Out of 2,182 total births registered, 100.0% were female.
September as a female name
Ranked #5,913 in 2024
21 female births in 2024
Peak: 1980 (51 births)
September: Popularity Over Time
SSA records for September span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 1980s, when 402 babies were registered. While September is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
September by Decade
How has September 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.
September by State
Birth registrations for September span all 9 states and territories in the SSA database. The highest counts are in California, Ohio, Illinois. The lowest are in North Carolina, Georgia, Texas. On average, about 23 Septembers were registered per state.
September + Last Name Combinations
How many people share a full name with September as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to September
Other first names starting with S with a similar number of bearers.
September: Questions and Answers
How many people in the U.S. are named September?
We estimate approximately 2,039 people named September 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 168,099 Americans share this first name.
Is September a common name?
September is classified as "Rare" and is more popular than 93.8% of all first names in the SSA database. A total of 2,182 births have been registered with this name since 1880.
When was September most popular?
September reached peak popularity in 1980, when 51 babies were given this name. The average age of a living person named September is approximately 34 years old, reflecting when the name was most commonly given.
Is September a female name?
September is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many September Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: September Smith, September Johnson, September 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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