Cosnoff Family History

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

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