You can see how Ernst families moved over time by selecting different census years. The Ernst family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Ernst families were found in USA in 1880. In 1840 there were 31 Ernst families living in Pennsylvania. This was about 55% of all the recorded Ernst's in USA. Pennsylvania had the highest population of Ernst families in 1840.
Use census records and voter lists to see where families with the Ernst surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.