How Many People Are Named Arlo?
An estimated 20,356 people in the United States have the first name Arlo. It is predominantly male (96.4%). The average bearer is 11 years old, and Arlo peaked in popularity in 2024 with 2,564 births that year.
Below you will find a full statistical profile of Arlo 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 Arlo paired with any surname.
Key Insights
- While Arlo is overwhelmingly male, 818 female births have been registered with this name since 1880.
- Arlo is a modern name. With an average bearer age of just 11, it has gained most of its popularity in recent years.
Estimated Living Americans
20,356
About 1 in 16,838 people in the U.S.
Rarity
Uncommon
Predicted Gender
Male
96.4% confidence
Average Age
11
years old
Peak Year
2024
2,564 births
Total Registered
22,607
since 1880
Gender Distribution for Arlo
Arlo is predominantly male (96.4%), though 818 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Arlo as a male name
Ranked #146 in 2024
2,481 male births in 2024
Peak: 2024 (2,481 births)
Arlo as a female name
Ranked #2,244 in 2024
83 female births in 2024
Peak: 2023 (99 births)
Arlo: Popularity Over Time
SSA records for Arlo span from the 1890s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 2020s, when 11,159 babies were registered. Arlo remains highly popular today, with recent registration numbers near its historical peak.
Arlo by Decade
How has Arlo 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.
Arlo by State
Birth registrations for Arlo span all 51 states and territories in the SSA database. The highest counts are in California, Texas, Minnesota. The lowest are in District of Columbia, Wyoming, Rhode Island. On average, about 369 Arlos were registered per state.
Arlo + Last Name Combinations
How many people share a full name with Arlo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Arlo
Other first names starting with A with a similar number of bearers.
Arlo: Questions and Answers
How many people in the U.S. are named Arlo?
We estimate approximately 20,356 people named Arlo 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 16,838 Americans share this first name.
Is Arlo a common name?
Arlo is classified as "Uncommon" and is more popular than 98.5% of all first names in the SSA database. A total of 22,607 births have been registered with this name since 1880.
When was Arlo most popular?
Arlo reached peak popularity in 2024, when 2,564 babies were given this name. The average age of a living person named Arlo is approximately 11 years old, reflecting when the name was most commonly given.
Is Arlo a male name?
Arlo is predominantly male. 96.4% of people with this name are male. See the gender breakdown above for full details.
How many Arlo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Arlo Smith, Arlo Johnson, Arlo 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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