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Find more Clamp 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 35 more people named Clamp 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 396 people named Clamp in the 1930 U.S. Census. In 1940, there were 9% more people named Clamp in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 431 people named Clamp were living in the United States. In a snapshot:

  • They typically took 9 weeks of vacation a year
  • 23 reported their race as other than white
  • Most common occupation was salesman
  • 56 adults were unmarried

Learn where they came from and where they went.

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

  • Most immigrants originated from England
  • 12% migrated within the United States from 1935 to 1940
  • They most commonly lived in New York
  • Most mothers originated from South Carolina