Jahnssen Family History

You can see how Jahnssen families moved over time by selecting different census years. The Jahnssen family name was found in the USA in 1880. In 1880 there were 4 Jahnssen families living in Connecticut. This was 100% of all the recorded Jahnssen's in USA. Connecticut had the highest population of Jahnssen families in 1880.

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