Sleffy Family History

You can see how Sleffy families moved over time by selecting different census years. The Sleffy family name was found in the USA between 1880 and 1920. The most Sleffy families were found in and USA in 1880. In 1880 there was 1 Sleffy family living in Pennsylvania. This was 100% of all the recorded Sleffy's in USA. Pennsylvania had the highest population of Sleffy families in 1880.

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