Trefhaus Family History

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

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