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Find more Ohlendorf 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 21 less people named Ohlendorf 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 357 people named Ohlendorf in the 1930 U.S. Census. In 1940, there were 6% less people named Ohlendorf in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 336 people named Ohlendorf were living in the United States. In a snapshot:

  • 70 adults were unmarried
  • 12 were disabled
  • The average annual income was $1,119
  • Most common occupation was farmer

Learn where they came from and where they went.

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

  • Most mothers originated from Illinois
  • The most common mother tongue was German
  • 8% were born in foreign countries
  • They most commonly lived in Iowa