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Find more Greenan 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 117 more people named Greenan 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 447 people named Greenan in the 1930 U.S. Census. In 1940, there were 26% more people named Greenan in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 564 people named Greenan were living in the United States. In a snapshot:

  • 538 rented out rooms to boarders
  • They typically took 9 weeks of vacation a year
  • 137 were children
  • 1% reported their race as other than white

Learn where they came from and where they went.

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

  • Most immigrants originated from Ireland
  • The most common mother tongue was German
  • They most commonly lived in New York
  • 180 were first-generation Americans