Effenson Family History

You can see how Effenson families moved over time by selecting different census years. The Effenson family name was found in the USA in 1920. In 1920 there were 2 Effenson families living in Massachusetts. This was 100% of all the recorded Effenson's in USA. Massachusetts had the highest population of Effenson families in 1920.

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