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Find more Sundby 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 25 more people named Sundby 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 375 people named Sundby in the 1930 U.S. Census. In 1940, there were 7% more people named Sundby in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 400 people named Sundby were living in the United States. In a snapshot:

  • 1% reported their race as other than white
  • 95 adults were unmarried
  • 49%, or 50 people, lived in homes they rented
  • The average annual income was $944

Learn where they came from and where they went.

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

  • 188 were first-generation Americans
  • Most mothers originated from Norway
  • 92 were born in foreign countries
  • 25% were born in foreign countries