Oulis Family History

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

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