Trefftzs Family History

You can see how Trefftzs families moved over time by selecting different census years. The Trefftzs family name was found in the USA between 1880 and 1920. The most Trefftzs families were found in USA in 1880. In 1880 there were 12 Trefftzs families living in Illinois. This was 100% of all the recorded Trefftzs's in USA. Illinois had the highest population of Trefftzs families in 1880.

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