You've got family at Ancestry.

Find more Kummer 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 11 less people named Kummer 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 1,629 people named Kummer in the 1930 U.S. Census. In 1940, there were 1% less person named Kummer in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,618 people named Kummer were living in the United States. In a snapshot:

  • 53 were disabled
  • Most common occupation was new worker
  • 26% were children
  • 48%, or 199 people, lived in homes they rented

Learn where they came from and where they went.

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

  • The most common mother tongue was German
  • They most commonly lived in New York
  • Most mothers originated from Pennsylvania
  • 285 were born in foreign countries