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Find more Rowalski 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 375 more people named Rowalski 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 16 people named Rowalski in the 1930 U.S. Census. In 1940, there were 2344% more people named Rowalski in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 391 people named Rowalski were living in the United States. In a snapshot:

  • 46% owned their homes, valued on average at $2,720
  • On average men worked 40 hours a week
  • 29% of adults were unmarried
  • 389 rented out rooms to boarders

Learn where they came from and where they went.

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

  • 3 were born in foreign countries
  • Most immigrants originated from Poland
  • Most fathers originated from Poland
  • 17 migrated within the United States from 1935 to 1940