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Find more Cocks 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 191 less people named Cocks 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 839 people named Cocks in the 1930 U.S. Census. In 1940, there were 23% less people named Cocks in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 648 people named Cocks were living in the United States. In a snapshot:

  • 94% rented out rooms to boarders
  • The youngest was less than a year and the oldest was 84
  • For 348 females, Mary was the most common name
  • Most common occupation was farmer

Learn where they came from and where they went.

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

  • 97 migrated within the United States from 1935 to 1940
  • 104 were first-generation Americans
  • 12% were first-generation Americans
  • They most commonly lived in New York