Ohallohan Family History

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

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