Kosach Family History

You can see how Kosach families moved over time by selecting different census years. The Kosach family name was found in the USA in 1920. In 1920 there were 2 Kosach families living in California. This was about 29% of all the recorded Kosach's in USA. California and 1 other state had the highest population of Kosach families in 1920.

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