Sonsier Family History

You can see how Sonsier families moved over time by selecting different census years. The Sonsier family name was found in the USA in 1880. In 1880 there were 8 Sonsier families living in Montana. This was 100% of all the recorded Sonsier's in USA. Montana had the highest population of Sonsier families in 1880.

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