Jefferson
Quick answers about Jefferson
How many people are named Jefferson?
An estimated 17,987 living Americans are named Jefferson.
How rare is Jefferson?
Jefferson is uncommon among babies today, with 298 boys receiving the name in 2025, down 32.9% from its 2009 peak.
How old is the typical Jefferson?
The median age of a living American named Jefferson is approximately 26 years, with most bearers falling between 13 and 50 years old.
Is Jefferson still popular?
Yes. Jefferson is holding steady, with 298 births in 2025 and a consistent recent baseline.
Where is Jefferson most common?
Jefferson has its strongest geographic signal in District of Columbia, where it appears 9.0× more often than the national baseline.
Jefferson is most concentrated in District of Columbia — about 8.9× the national rate in the 2010s. It also runs high in Maryland.
States where Jefferson is given more often than the national average — its present-day heartland.