Ierhoff Family History

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

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