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Find more Karczewski 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 26 more people named Karczewski 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 555 people named Karczewski in the 1930 U.S. Census. In 1940, there were 5% more people named Karczewski in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 581 people named Karczewski were living in the United States. In a snapshot:

  • 111 adults were unmarried
  • On average men worked 38 hours a week
  • The average annual income was $953
  • The youngest was less than a year and the oldest was 89

Learn where they came from and where they went.

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

  • Most fathers originated from Illinois
  • 28 migrated within the United States from 1935 to 1940
  • 29% were born in foreign countries
  • 352 were first-generation Americans