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Find more Hartz 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 59 more people named Hartz 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 2,486 people named Hartz in the 1930 U.S. Census. In 1940, there were 2% more people named Hartz in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 2,545 people named Hartz were living in the United States. In a snapshot:

  • 343 owned their homes, valued on average at $3,910
  • On average men worked 43 hours a week
  • 47%, or 315 people, lived in homes they rented
  • 52% owned their homes, valued on average at $3,910

Learn where they came from and where they went.

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

  • 255 were born in foreign countries
  • Most immigrants originated from Germany
  • 10% were born in foreign countries
  • Most fathers originated from Germany