Sloneckko Family History

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

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