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Find more Northrop 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 135 less people named Northrop 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 2,131 people named Northrop in the 1930 U.S. Census. In 1940, there were 6% less people named Northrop in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,996 people named Northrop were living in the United States. In a snapshot:

  • Most common occupation was salesman
  • On average men worked 44 hours a week
  • The average annual income was $1,245
  • They typically took 8 weeks of vacation a year

Learn where they came from and where they went.

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

  • They most commonly lived in New York
  • Most immigrants originated from England
  • 4% were born in foreign countries
  • The most common mother tongue was Swedish