Mroczkowsk Family History

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

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