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Find more Kosta 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 101 more people named Kosta 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 323 people named Kosta in the 1930 U.S. Census. In 1940, there were 31% more people named Kosta in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 424 people named Kosta were living in the United States. In a snapshot:

  • 29% were children
  • 124 were children
  • 1 reported their race as other than white
  • 34% owned their homes, valued on average at $2,569

Learn where they came from and where they went.

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

  • Most mothers originated from Czechoslovakia
  • They most commonly lived in New York
  • 123 were first-generation Americans
  • 41% were born in foreign countries