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

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