Thonfson Family History

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

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