Sempkowski Family History

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

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