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Find more Kopler 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 100 more people named Kopler 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 48 people named Kopler in the 1930 U.S. Census. In 1940, there were 208% more people named Kopler in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 148 people named Kopler were living in the United States. In a snapshot:

  • 3 were disabled
  • 50%, or 21 people, lived in homes they rented
  • 147 rented out rooms to boarders
  • Most common occupation was laborer

Learn where they came from and where they went.

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

  • Most immigrants originated from Austria
  • 16 were born in foreign countries
  • 5% migrated within the United States from 1935 to 1940
  • They most commonly lived in New Jersey