Treffersen Family History

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

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