Neptun Family History

You can see how Neptun families moved over time by selecting different census years. The Neptun family name was found in the USA in 1920. In 1920 there were 3 Neptun families living in Illinois. This was 100% of all the recorded Neptun's in USA. Illinois had the highest population of Neptun families in 1920.

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