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Find more Kleczkowski 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 81 more people named Kleczkowski 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 41 people named Kleczkowski in the 1930 U.S. Census. In 1940, there were 198% more people named Kleczkowski in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 122 people named Kleczkowski were living in the United States. In a snapshot:

  • 35% of women had paying jobs
  • The average annual income was $903
  • 2% were disabled
  • Most common occupation was new worker

Learn where they came from and where they went.

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

  • 29 were first-generation Americans
  • 29% were born in foreign countries
  • The most common mother tongue was Slovak
  • They most commonly lived in Massachusetts