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Find more Jarr 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 109 more people named Jarr 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 48 people named Jarr in the 1930 U.S. Census. In 1940, there were 227% more people named Jarr in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 157 people named Jarr were living in the United States. In a snapshot:

  • Most common occupation was farmer
  • 4% were disabled
  • 31% were children
  • The average annual income was $958

Learn where they came from and where they went.

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

  • They most commonly lived in Iowa
  • Most immigrants originated from Germany
  • Most mothers originated from Pennsylvania
  • 15% were born in foreign countries