How Many People Are Named Karsten?
An estimated 3,307 people in the United States have the first name Karsten. It is predominantly male (95.1%). The average bearer is 24 years old, and Karsten peaked in popularity in 2010 with 140 births that year.
Below you will find a full statistical profile of Karsten 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 Karsten paired with any surname.
Key Insights
- While Karsten is overwhelmingly male, 167 female births have been registered with this name since 1880.
Estimated Living Americans
3,307
About 1 in 103,645 people in the U.S.
Rarity
Rare
Predicted Gender
Male
95.1% confidence
Average Age
24
years old
Peak Year
2010
140 births
Total Registered
3,392
since 1880
Gender Distribution for Karsten
Karsten is predominantly male (95.1%), though 167 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Karsten as a male name
Ranked #3,921 in 2024
28 male births in 2024
Peak: 2010 (135 births)
Karsten as a female name
Ranked #16,738 in 2019
5 female births in 2019
Peak: 1997 (13 births)
Karsten: Popularity Over Time
SSA records for Karsten span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 2000s, when 1,156 babies were registered. Karsten has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Karsten by Decade
How has Karsten 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.
Karsten by State
Birth registrations for Karsten span all 25 states and territories in the SSA database. The highest counts are in California, Texas, Washington. The lowest are in Louisiana, Colorado, Alabama. On average, about 39 Karstens were registered per state.
Karsten + Last Name Combinations
How many people share a full name with Karsten as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Karsten
Other first names starting with K with a similar number of bearers.
Karsten: Questions and Answers
How many people in the U.S. are named Karsten?
We estimate approximately 3,307 people named Karsten 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 103,645 Americans share this first name.
Is Karsten a common name?
Karsten is classified as "Rare" and is more popular than 95.5% of all first names in the SSA database. A total of 3,392 births have been registered with this name since 1880.
When was Karsten most popular?
Karsten reached peak popularity in 2010, when 140 babies were given this name. The average age of a living person named Karsten is approximately 24 years old, reflecting when the name was most commonly given.
Is Karsten a male name?
Karsten is predominantly male. 95.1% of people with this name are male. See the gender breakdown above for full details.
How many Karsten Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Karsten Smith, Karsten Johnson, Karsten 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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