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Find more Mcaffrey 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 3 more people named Mcaffrey 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 84 people named Mcaffrey in the 1930 U.S. Census. In 1940, there were 4% more people named Mcaffrey in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 87 people named Mcaffrey were living in the United States. In a snapshot:

  • 21% of adults were unmarried
  • For 44 females, Pearl was the most common name
  • On average men worked 42 hours a week
  • 20 were children

Learn where they came from and where they went.

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

  • Most immigrants originated from Ireland
  • 9 were born in foreign countries
  • 17% migrated within the United States from 1935 to 1940
  • They most commonly lived in Pennsylvania