Treffieson Family History

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

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