How Many People Are Named Karol?
An estimated 8,040 people in the United States have the first name Karol. It is used for both genders, with 87.0% female. The average bearer is 49 years old, and Karol peaked in popularity in 2005 with 448 births that year.
Below you will find a full statistical profile of Karol 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 Karol paired with any surname.
Estimated Living Americans
8,040
About 1 in 42,631 people in the U.S.
Rarity
Rare
Predicted Gender
Female
87.0% confidence
Average Age
49
years old
Peak Year
2005
448 births
Total Registered
11,085
since 1880
Gender Distribution for Karol
Karol is predominantly female (87.0%), though 1,437 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Karol as a male name
Ranked #11,523 in 2023
6 male births in 2023
Peak: 2005 (132 births)
Karol as a female name
Ranked #3,775 in 2024
40 female births in 2024
Peak: 2005 (316 births)
Karol: Popularity Over Time
SSA records for Karol span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 1950s, when 2,295 babies were registered. Karol has declined significantly from its peak in the 1950s. Recent registrations are a fraction of what they were at the name's height.
Karol by Decade
How has Karol 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.
Karol by State
Birth registrations for Karol span all 36 states and territories in the SSA database. The highest counts are in California, Texas, Illinois. The lowest are in New Mexico, Nebraska, North Dakota. On average, about 182 Karols were registered per state.
Karol + Last Name Combinations
How many people share a full name with Karol as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Karol
Other first names starting with K with a similar number of bearers.
Karol: Questions and Answers
How many people in the U.S. are named Karol?
We estimate approximately 8,040 people named Karol 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 42,631 Americans share this first name.
Is Karol a common name?
Karol is classified as "Rare" and is more popular than 97.4% of all first names in the SSA database. A total of 11,085 births have been registered with this name since 1880.
When was Karol most popular?
Karol reached peak popularity in 2005, when 448 babies were given this name. The average age of a living person named Karol is approximately 49 years old, reflecting when the name was most commonly given.
Is Karol a female name?
Karol is predominantly female. 87.0% of people with this name are female. See the gender breakdown above for full details.
How many Karol Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Karol Smith, Karol Johnson, Karol 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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