Koshir Family History

You can see how Koshir families moved over time by selecting different census years. The Koshir family name was found in the USA in 1920. In 1920 there was 1 Koshir family living in Idaho. This was about 50% of all the recorded Koshir's in USA. Idaho and 1 other state had the highest population of Koshir families in 1920.

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