O'calloran Family History

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

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