Heffennan Family History

You can see how Heffennan families moved over time by selecting different census years. The Heffennan family name was found in the USA in 1880. In 1880 there was 1 Heffennan family living in New York. This was 100% of all the recorded Heffennan's in USA. New York had the highest population of Heffennan families in 1880.

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