You've got family at Ancestry.

Find more Sin 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 34 more people named Sin 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 153 people named Sin in the 1930 U.S. Census. In 1940, there were 22% more people named Sin in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 187 people named Sin were living in the United States. In a snapshot:

  • The youngest was 2 and the oldest was 85
  • 7 were disabled
  • Although 33% were female, the most common name for males was Joseph
  • 164 rented out rooms to boarders

Learn where they came from and where they went.

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

  • 71 were first-generation Americans
  • Most fathers originated from Scotland
  • 46% were first-generation Americans
  • Most immigrants originated from China