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Find more Callihan 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 95 less people named Callihan 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 1,536 people named Callihan in the 1930 U.S. Census. In 1940, there were 6% less people named Callihan in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,441 people named Callihan were living in the United States. In a snapshot:

  • 98% rented out rooms to boarders
  • The youngest was less than a year and the oldest was 90
  • 1,405 rented out rooms to boarders
  • The typical household was 3 people

Learn where they came from and where they went.

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

  • 253 migrated within the United States from 1935 to 1940
  • 139 were first-generation Americans
  • Most immigrants originated from Ireland
  • Most fathers originated from Texas