St Kilian's is legally a single organisation, with a primary school, offering kindergarten (junior infants) and vorschule (senior infants) and main primary school (1st to 6th classes), and a secondary school. It is open to students from ages 4 to 18. German is taught from the start, but is not required for entry. Depending on development of German language skills, pupils may have the option to pursue a German curriculum stream from 5th class. Some classes in the Junior Cycle (1st to 3rd years) are shared with the
Lycée Français d'Irlande. ==History==