Trefethern Family History

You can see how Trefethern families moved over time by selecting different census years. The Trefethern family name was found in the USA between 1840 and 1920. The most Trefethern families were found in USA in 1880. In 1840 there were 12 Trefethern families living in New Hampshire. This was 100% of all the recorded Trefethern's in USA. New Hampshire had the highest population of Trefethern families in 1840.

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