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Find more Sullivon 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 1,281 more people named Sullivon 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 158 people named Sullivon in the 1930 U.S. Census. In 1940, there were 811% more people named Sullivon in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,439 people named Sullivon were living in the United States. In a snapshot:

  • 96% rented out rooms to boarders
  • They typically took 9 weeks of vacation a year
  • The youngest was 1 and the oldest was 89
  • The typical household was 3 people

Learn where they came from and where they went.

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

  • 217 migrated within the United States from 1935 to 1940
  • Most immigrants originated from Ireland
  • 5 were first-generation Americans
  • Most fathers originated from Virginia