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Find more Mamm 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 Mamm 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 20 people named Mamm in the 1930 U.S. Census. In 1940, there were 175% more people named Mamm in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 55 people named Mamm were living in the United States. In a snapshot:

  • For 32 females, Mary was the most common name
  • 64%, or 7 people, lived in homes they rented
  • 40% were children
  • 2 were disabled

Learn where they came from and where they went.

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

  • 1 were born in foreign countries
  • 5% were born in foreign countries
  • Most mothers originated from New York
  • Most fathers originated from New York