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Find more Deffer 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 90 more people named Deffer 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 63 people named Deffer in the 1930 U.S. Census. In 1940, there were 143% more people named Deffer in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 153 people named Deffer were living in the United States. In a snapshot:

  • 25% of adults were unmarried
  • 15 women had paying jobs
  • 1% reported their race as other than white
  • 31% were children

Learn where they came from and where they went.

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

  • Most fathers originated from Pennsylvania
  • 12% migrated within the United States from 1935 to 1940
  • 19 were first-generation Americans
  • Most mothers originated from Pennsylvania