O'gannon Family History

You can see how O'gannon families moved over time by selecting different census years. The O'gannon family name was found in the USA in 1880. In 1880 there were 11 O'gannon families living in Vermont. This was about 92% of all the recorded O'gannon's in USA. Vermont had the highest population of O'gannon families in 1880.

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