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Find more Ostrowsky 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 14 less people named Ostrowsky 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 392 people named Ostrowsky in the 1930 U.S. Census. In 1940, there were 4% less people named Ostrowsky in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 378 people named Ostrowsky were living in the United States. In a snapshot:

  • 97% rented out rooms to boarders
  • For 188 females, Rose was the most common name
  • 366 rented out rooms to boarders
  • Although 50% were female, the most common name for males was Frank

Learn where they came from and where they went.

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

  • 14% migrated within the United States from 1935 to 1940
  • 50% were first-generation Americans
  • 53 migrated within the United States from 1935 to 1940
  • They most commonly lived in Illinois