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Find more Carlsen relatives and grow your tree by exploring billions of historical records. Taken every decade since 1790, the U.S. Federal Census can tell you a lot about your family. For example, from 1930 to 1940 there were 460 less people named Carlsen in the United States — and some of them are likely related to you.

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Create, build, and explore your family tree.

What if you had a window into the history of your family? With historical records, you do. From home life to career, records help bring your relatives' experiences into focus. There were 2,591 people named Carlsen in the 1930 U.S. Census. In 1940, there were 18% less people named Carlsen in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 2,131 people named Carlsen were living in the United States. In a snapshot:

  • 3% were disabled
  • 279 owned their homes, valued on average at $3,850
  • 54 were disabled
  • 26% were children

Learn where they came from and where they went.

As Carlsen families continued to grow, they left more tracks on the map:

  • The most common mother tongue was Norwegian
  • 990 were born in foreign countries
  • Most mothers originated from Sweden
  • They most commonly lived in California