Koien Family History

You can see how Koien families moved over time by selecting different census years. The Koien family name was found in the USA in 1880. In 1880 there was 1 Koien family living in Iowa. This was 100% of all the recorded Koien's in USA. Iowa had the highest population of Koien families in 1880.

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