You've got family at Ancestry.

Find more Kopenhaver 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 42 more people named Kopenhaver 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 107 people named Kopenhaver in the 1930 U.S. Census. In 1940, there were 39% more people named Kopenhaver in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 149 people named Kopenhaver were living in the United States. In a snapshot:

  • 19% of adults were unmarried
  • 14 owned their homes, valued on average at $2,871
  • 147 rented out rooms to boarders
  • The average annual income was $948

Learn where they came from and where they went.

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

  • Most mothers originated from Pennsylvania
  • 7 were first-generation Americans
  • The most common mother tongue was Hungarian
  • 7% were first-generation Americans