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Find more Donlan 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 2 more people named Donlan 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 866 people named Donlan in the 1930 U.S. Census. In 1940, there were 0% more people named Donlan in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 868 people named Donlan were living in the United States. In a snapshot:

  • They typically took 7 weeks of vacation a year
  • 30 were disabled
  • The average annual income was $1,287
  • Although 51% were female, the most common name for males was James

Learn where they came from and where they went.

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

  • Most immigrants originated from Ireland
  • The most common mother tongue was Spanish
  • 18% were born in foreign countries
  • 41% were first-generation Americans