Dillahan Family History

You can see how Dillahan families moved over time by selecting different census years. The Dillahan family name was found in the USA in 1880. In 1880 there were 3 Dillahan families living in New Jersey. This was 100% of all the recorded Dillahan's in USA. New Jersey had the highest population of Dillahan families in 1880.

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