O'hallon Family History

You can see how O'hallon families moved over time by selecting different census years. The O'hallon family name was found in the USA between 1880 and 1920. The most O'hallon families were found in USA in 1880. In 1880 there were 2 O'hallon families living in Missouri. This was about 50% of all the recorded O'hallon's in USA. Missouri and 1 other state had the highest population of O'hallon families in 1880.

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