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Find more Adamczak 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 4 less people named Adamczak 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 279 people named Adamczak in the 1930 U.S. Census. In 1940, there were 1% less person named Adamczak in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 275 people named Adamczak were living in the United States. In a snapshot:

  • 1% were disabled
  • They typically took 13 weeks of vacation a year
  • The average annual income was $788
  • 61% owned their homes, valued on average at $1,928

Learn where they came from and where they went.

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

  • Most immigrants originated from Poland
  • 18% were born in foreign countries
  • Most mothers originated from New York
  • 7% migrated within the United States from 1935 to 1940