Cosmer Family History

You can see how Cosmer families moved over time by selecting different census years. The Cosmer family name was found in the USA between 1840 and 1920. The most Cosmer families were found in USA in 1880. In 1840 there were 3 Cosmer families living in Pennsylvania. This was about 60% of all the recorded Cosmer's in USA. Pennsylvania had the highest population of Cosmer families in 1840.

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