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Find more Demman 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 150 more people named Demman 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 71 people named Demman in the 1930 U.S. Census. In 1940, there were 211% more people named Demman in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 221 people named Demman were living in the United States. In a snapshot:

  • 50% owned their homes, valued on average at $3,308
  • On average men worked 46 hours a week
  • They typically took 9 weeks of vacation a year
  • 18 were disabled

Learn where they came from and where they went.

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

  • 10% were born in foreign countries
  • Most immigrants originated from Holland
  • The most common mother tongue was Yiddish
  • Most fathers originated from New Jersey