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Find more Rias 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 404 more people named Rias 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 321 people named Rias in the 1930 U.S. Census. In 1940, there were 126% more people named Rias in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 725 people named Rias were living in the United States. In a snapshot:

  • The average annual income was $511
  • The youngest was 1 and the oldest was 91
  • 342 were children
  • Although 42% were female, the most common name for males was Joe

Learn where they came from and where they went.

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

  • 27% were born in foreign countries
  • 69 were first-generation Americans
  • They most commonly lived in Puerto Rico
  • 22% were first-generation Americans