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Find more Foucault 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 52 more people named Foucault in the United States — and some of them are likely related to you.

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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 125 people named Foucault in the 1930 U.S. Census. In 1940, there were 42% more people named Foucault in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 177 people named Foucault were living in the United States. In a snapshot:

  • 29% of adults were unmarried
  • 31% owned their homes, valued on average at $2,433
  • 31 adults were unmarried
  • Most common occupation was bookkeeper

Learn where they came from and where they went.

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

  • Most fathers originated from Michigan
  • 24% were born in foreign countries
  • Most mothers originated from Michigan
  • They most commonly lived in Massachusetts