Sincofski Family History

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

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