Sepponen Family History

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

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