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Find more Leblanc 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 4,921 less people named Leblanc 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 10,537 people named Leblanc in the 1930 U.S. Census. In 1940, there were 47% less people named Leblanc in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 5,616 people named Leblanc were living in the United States. In a snapshot:

  • The youngest was less than a year and the oldest was 96
  • For 2,795 females, Alice was the most common name
  • They typically took 10 weeks of vacation a year
  • 5% were disabled

Learn where they came from and where they went.

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

  • 2,008 were first-generation Americans
  • 1,781 were born in foreign countries
  • The most common mother tongue was Spanish
  • Most fathers originated from Massachusetts