Houllehan Family History

You can see how Houllehan families moved over time by selecting different census years. The Houllehan family name was found in the USA in 1920. In 1920 there was 1 Houllehan family living in South Dakota. This was 100% of all the recorded Houllehan's in USA. South Dakota had the highest population of Houllehan families in 1920.

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