Oansen Family History

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

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