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Find more Thau 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 27 more people named Thau 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 98 people named Thau in the 1930 U.S. Census. In 1940, there were 28% more people named Thau in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 125 people named Thau were living in the United States. In a snapshot:

  • Most common occupation was cutter
  • 123 rented out rooms to boarders
  • 4 were disabled
  • 24% were children

Learn where they came from and where they went.

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

  • They most commonly lived in New Jersey
  • 12 migrated within the United States from 1935 to 1940
  • The most common mother tongue was Russian
  • Most fathers originated from Hungary