Poortoian Family History

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

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