Cosmussen Family History

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

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