You've got family at Ancestry.

Find more Ottoson 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 62 more people named Ottoson in the United States — and some of them are likely related to you.

Start a tree and connect with your family.


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 386 people named Ottoson in the 1930 U.S. Census. In 1940, there were 16% more people named Ottoson in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 448 people named Ottoson were living in the United States. In a snapshot:

  • 3% were disabled
  • 22% of adults were unmarried
  • 74 adults were unmarried
  • The typical household was 3 people

Learn where they came from and where they went.

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

  • The most common mother tongue was Romanian
  • Most fathers originated from Sweden
  • Most mothers originated from Sweden
  • 61 migrated within the United States from 1935 to 1940