You've got family at Ancestry.

Find more Guilfoile 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 32 less people named Guilfoile 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 117 people named Guilfoile in the 1930 U.S. Census. In 1940, there were 27% less people named Guilfoile in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 85 people named Guilfoile were living in the United States. In a snapshot:

  • 34% of women had paying jobs
  • Most common occupation was salesman
  • 98% rented out rooms to boarders
  • 83 rented out rooms to boarders

Learn where they came from and where they went.

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

  • 13% migrated within the United States from 1935 to 1940
  • They most commonly lived in Kentucky
  • 45% were first-generation Americans
  • Most fathers originated from Kentucky