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Find more Roncalli 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 16 more people named Roncalli 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 20 people named Roncalli in the 1930 U.S. Census. In 1940, there were 80% more people named Roncalli in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 36 people named Roncalli were living in the United States. In a snapshot:

  • The typical household was 2 people
  • The average annual income was $725
  • 5 women had paying jobs
  • Although 58% were female, the most common name for males was Charles

Learn where they came from and where they went.

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

  • Most immigrants originated from Italy
  • 30% were born in foreign countries
  • 70% were first-generation Americans
  • 6 were born in foreign countries