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Find more Isac 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 37 less people named Isac in the United States — and some of them are likely related to you.

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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 273 people named Isac in the 1930 U.S. Census. In 1940, there were 14% less people named Isac in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 236 people named Isac were living in the United States. In a snapshot:

  • The typical household was 3 people
  • 5% were disabled
  • The youngest was 1 and the oldest was 78
  • 158 reported their race as other than white

Learn where they came from and where they went.

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

  • Most fathers originated from Romania
  • The most common mother tongue was Romanian
  • 9% were first-generation Americans
  • 25 were first-generation Americans