You can see how Dersy families moved over time by selecting different census years. The Dersy family name was found in the USA between 1840 and 1920. The most Dersy families were found in USA in 1920. In 1840 there was 1 Dersy family living in New York. This was 100% of all the recorded Dersy's in USA. New York had the highest population of Dersy families in 1840.

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