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Find more Placzek 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 1 less person named Placzek 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 226 people named Placzek in the 1930 U.S. Census. In 1940, there were 0% more people named Placzek in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 225 people named Placzek were living in the United States. In a snapshot:

  • 27% of women had paying jobs
  • The youngest was 1 and the oldest was 79
  • 23 owned their homes, valued on average at $3,634
  • 7 were disabled

Learn where they came from and where they went.

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

  • 6% migrated within the United States from 1935 to 1940
  • 147 were first-generation Americans
  • 46 were born in foreign countries
  • The most common mother tongue was German