How Many People Are Named Philadelphia?
An estimated 32 people in the United States have the first name Philadelphia. It is almost exclusively a female name. The average bearer is 39 years old, and Philadelphia peaked in popularity in 1984 with 8 births that year.
Below you will find a full statistical profile of Philadelphia 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 Philadelphia paired with any surname.
Key Insights
- Philadelphia is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
32
About 1 in 10,711,073 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
39
years old
Peak Year
1984
8 births
Total Registered
34
since 1880
Gender Distribution for Philadelphia
Philadelphia is almost exclusively a female name. Out of 34 total births registered, 100.0% were female.
Philadelphia as a female name
Ranked #15,111 in 1994
5 female births in 1994
Peak: 1984 (8 births)
Philadelphia: Popularity Over Time
SSA records for Philadelphia span from the 1980s to the 1990s, covering 2 decades of naming data. The most popular decade for this name was the 1980s, when 24 babies were registered. While Philadelphia is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
Philadelphia by Decade
How has Philadelphia 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.
Philadelphia + Last Name Combinations
How many people share a full name with Philadelphia as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Philadelphia
Other first names starting with P with a similar number of bearers.
Philadelphia: Questions and Answers
How many people in the U.S. are named Philadelphia?
We estimate approximately 32 people named Philadelphia 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 10,711,073 Americans share this first name.
Is Philadelphia a common name?
Philadelphia is classified as "Very Rare" and is more popular than 47.5% of all first names in the SSA database. A total of 34 births have been registered with this name since 1880.
When was Philadelphia most popular?
Philadelphia reached peak popularity in 1984, when 8 babies were given this name. The average age of a living person named Philadelphia is approximately 39 years old, reflecting when the name was most commonly given.
Is Philadelphia a female name?
Philadelphia is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Philadelphia Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Philadelphia Smith, Philadelphia Johnson, Philadelphia 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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