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You've got family at Ancestry.

Find more Killen 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 80 less people named Killen 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 2,064 people named Killen in the 1930 U.S. Census. In 1940, there were 4% less people named Killen in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,984 people named Killen were living in the United States. In a snapshot:

  • 6% were disabled
  • On average men worked 43 hours a week
  • 202 owned their homes, valued on average at $2,886
  • 288 adults were unmarried

Learn where they came from and where they went.

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

  • The most common mother tongue was German
  • Most immigrants originated from Ireland
  • 134 were born in foreign countries
  • Most mothers originated from Pennsylvania