Thiassen Family History

You can see how Thiassen families moved over time by selecting different census years. The Thiassen family name was found in the USA in 1920. In 1920 there was 1 Thiassen family living in Iowa. This was about 50% of all the recorded Thiassen's in USA. Iowa and 1 other state had the highest population of Thiassen families in 1920.

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