Mountcostle Family History

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

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