Detlefsen Family History

You can see how Detlefsen families moved over time by selecting different census years. The Detlefsen family name was found in the USA, and the UK between 1880 and 1920. The most Detlefsen families were found in USA in 1920. In 1880 there were 16 Detlefsen families living in New York. This was about 94% of all the recorded Detlefsen's in USA. New York had the highest population of Detlefsen families in 1880.

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