Kostant Family History

You can see how Kostant families moved over time by selecting different census years. The Kostant family name was found in the USA in 1920. In 1920 there were 4 Kostant families living in New York. This was about 80% of all the recorded Kostant's in USA. New York had the highest population of Kostant families in 1920.

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