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Find more Simonsen 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 76 less people named Simonsen 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 1,653 people named Simonsen in the 1930 U.S. Census. In 1940, there were 5% less people named Simonsen in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,577 people named Simonsen were living in the United States. In a snapshot:

  • 275 adults were unmarried
  • They typically took 8 weeks of vacation a year
  • 24% of adults were unmarried
  • The youngest was less than a year and the oldest was 86

Learn where they came from and where they went.

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

  • Most mothers originated from Denmark
  • Most immigrants originated from Denmark
  • Most fathers originated from Denmark
  • 721 were first-generation Americans