Olashefski Family History

You can see how Olashefski families moved over time by selecting different census years. The Olashefski family name was found in the USA in 1920. In 1920 there was 1 Olashefski family living in Illinois. This was 100% of all the recorded Olashefski's in USA. Illinois had the highest population of Olashefski families in 1920.

Use census records and voter lists to see where families with the Olashefski surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.