You've got family at Ancestry.

Find more Halvorsen 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 437 less people named Halvorsen 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 1,804 people named Halvorsen in the 1930 U.S. Census. In 1940, there were 24% less people named Halvorsen in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,367 people named Halvorsen were living in the United States. In a snapshot:

  • Although 49% were female, the most common name for males was Henry
  • For 669 females, Dorothy was the most common name
  • On average men worked 42 hours a week
  • 274 adults were unmarried

Learn where they came from and where they went.

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

  • 42% were first-generation Americans
  • Most immigrants originated from Norway
  • Most mothers originated from Illinois
  • 566 were born in foreign countries