Sincoski Family History

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

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