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Find more Pietrowski 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 98 more people named Pietrowski 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 676 people named Pietrowski in the 1930 U.S. Census. In 1940, there were 14% more people named Pietrowski in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 774 people named Pietrowski were living in the United States. In a snapshot:

  • 51%, or 84 people, lived in homes they rented
  • For 351 females, Helen was the most common name
  • 72 women had paying jobs
  • 240 were children

Learn where they came from and where they went.

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

  • 221 were born in foreign countries
  • 55% were first-generation Americans
  • 7% migrated within the United States from 1935 to 1940
  • They most commonly lived in New York