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Find more Mains 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 88 more people named Mains 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 2,143 people named Mains in the 1930 U.S. Census. In 1940, there were 4% more people named Mains in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 2,231 people named Mains were living in the United States. In a snapshot:

  • 2,151 rented out rooms to boarders
  • 2% reported their race as other than white
  • The youngest was less than a year and the oldest was 92
  • 96% rented out rooms to boarders

Learn where they came from and where they went.

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

  • Most immigrants originated from Canada
  • 280 were first-generation Americans
  • 470 migrated within the United States from 1935 to 1940
  • Most fathers originated from Pennsylvania