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Find more Mcgreehan 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 7 less people named Mcgreehan in the United States — and some of them are likely related to you.

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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 15 people named Mcgreehan in the 1930 U.S. Census. In 1940, there were 47% less people named Mcgreehan in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 8 people named Mcgreehan were living in the United States. In a snapshot:

  • The youngest was 18 and the oldest was 99
  • The typical household was 5 people
  • They typically took 4 weeks of vacation a year
  • 75% of adults were unmarried

Learn where they came from and where they went.

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

  • 47% were first-generation Americans
  • Most immigrants originated from Ireland
  • 1 migrated within the United States from 1935 to 1940
  • 33% were born in foreign countries