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Find more Koppenhaver 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 41 less people named Koppenhaver 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 406 people named Koppenhaver in the 1930 U.S. Census. In 1940, there were 10% less people named Koppenhaver in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 365 people named Koppenhaver were living in the United States. In a snapshot:

  • They typically took 13 weeks of vacation a year
  • 40 owned their homes, valued on average at $1,916
  • The average annual income was $603
  • 26% of adults were unmarried

Learn where they came from and where they went.

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

  • The most common mother tongue was Dutch
  • 5 was first-generation American
  • 1% were first-generation Americans
  • Most mothers originated from Pennsylvania