You've got family at Ancestry.

Find more Costa 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 65 less people named Costa 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 12,752 people named Costa in the 1930 U.S. Census. In 1940, there were 1% less person named Costa in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 12,687 people named Costa were living in the United States. In a snapshot:

  • Although 48% were female, the most common name for males was Joseph
  • For 6,121 females, Rose was the most common name
  • 33% were children
  • On average men worked 41 hours a week

Learn where they came from and where they went.

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

  • 52% were first-generation Americans
  • Most mothers originated from Portugal
  • Most immigrants originated from Italy
  • 1,193 migrated within the United States from 1935 to 1940