You can see how Thongren families moved over time by selecting different census years. The Thongren family name was found in the USA between 1880 and 1920. The most Thongren families were found in and USA in 1880. In 1880 there was 1 Thongren family living in Pennsylvania. This was 100% of all the recorded Thongren's in USA. Pennsylvania had the highest population of Thongren families in 1880.

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