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Find more Gronau 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 60 less people named Gronau 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 184 people named Gronau in the 1930 U.S. Census. In 1940, there were 33% less people named Gronau in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 124 people named Gronau were living in the United States. In a snapshot:

  • 100% rented out rooms to boarders
  • For 62 females, Marie was the most common name
  • 18 owned their homes, valued on average at $3,276
  • 3 reported their race as other than white

Learn where they came from and where they went.

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

  • 18 migrated within the United States from 1935 to 1940
  • 46% were first-generation Americans
  • 48 were born in foreign countries
  • 15% migrated within the United States from 1935 to 1940