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Find more Nicolais 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 76 more people named Nicolais 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 51 people named Nicolais in the 1930 U.S. Census. In 1940, there were 149% more people named Nicolais in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 127 people named Nicolais were living in the United States. In a snapshot:

  • 54%, or 14 people, lived in homes they rented
  • 3 were disabled
  • On average men worked 44 hours a week
  • 122 rented out rooms to boarders

Learn where they came from and where they went.

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

  • 24 were born in foreign countries
  • The most common mother tongue was Italian
  • 11 migrated within the United States from 1935 to 1940
  • Most immigrants originated from Italy