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Find more Mierkiewicz 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 5 more people named Mierkiewicz in the United States — and some of them are likely related to you.

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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 18 people named Mierkiewicz in the 1930 U.S. Census. In 1940, there were 28% more people named Mierkiewicz in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 23 people named Mierkiewicz were living in the United States. In a snapshot:

  • 3 were children
  • The youngest was 12 and the oldest was 59
  • 100% rented out rooms to boarders
  • For 11 females, Helen was the most common name

Learn where they came from and where they went.

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

  • They most commonly lived in Pennsylvania
  • 6 were born in foreign countries
  • 12 were first-generation Americans
  • Most immigrants originated from Poland