Oleckowski Family History

You can see how Oleckowski families moved over time by selecting different census years. The Oleckowski family name was found in the USA in 1920. In 1920 there were 2 Oleckowski families living in New York. This was about 50% of all the recorded Oleckowski's in USA. New York had the highest population of Oleckowski families in 1920.

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