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You've got family at Ancestry.

Find more Jay 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 714 more people named Jay in the United States — and some of them are likely related to you.

Start a tree and connect with your family.

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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 5,263 people named Jay in the 1930 U.S. Census. In 1940, there were 14% more people named Jay in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 5,977 people named Jay were living in the United States. In a snapshot:

  • 5,716 rented out rooms to boarders
  • 545 women had paying jobs
  • The average annual income was $1,013
  • 10% reported their race as other than white

Learn where they came from and where they went.

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

  • 1,220 migrated within the United States from 1935 to 1940
  • 20% migrated within the United States from 1935 to 1940
  • 6% were born in foreign countries
  • 791 were first-generation Americans