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Find more Oreilley 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 54 more people named Oreilley 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 28 people named Oreilley in the 1930 U.S. Census. In 1940, there were 193% more people named Oreilley in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 82 people named Oreilley were living in the United States. In a snapshot:

  • The average annual income was $1,048
  • 21% were children
  • 17 were children
  • Most common occupation was hat trimmer

Learn where they came from and where they went.

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

  • 32% were born in foreign countries
  • They most commonly lived in Ohio
  • The most common mother tongue was German
  • 16 migrated within the United States from 1935 to 1940