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Find more Sionkowski 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 more people named Sionkowski 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 6 people named Sionkowski in the 1930 U.S. Census. In 1940, there were 67% more people named Sionkowski in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 10 people named Sionkowski were living in the United States. In a snapshot:

  • The youngest was 9 and the oldest was 45
  • Most common occupation was checker
  • 1 owned their homes, valued on average at $1,550
  • 4 adults were unmarried

Learn where they came from and where they went.

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

  • 50% were first-generation Americans
  • They most commonly lived in Michigan
  • 3 were born in foreign countries
  • Most fathers originated from Poland