Hiernan Family History

You can see how Hiernan families moved over time by selecting different census years. The Hiernan family name was found in the USA, and Canada between 1880 and 1920. The most Hiernan families were found in USA in 1880. In 1880 there were 7 Hiernan families living in New York. This was about 64% of all the recorded Hiernan's in USA. New York had the highest population of Hiernan families in 1880.

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