Notre Dame de Sion School ( /ˈnoʊtər ˈdeɪm də ˈsaɪ.ɒn/) is a preschool through grade 12 certified college preparatory school located in Kansas City, Missouri. This Roman Catholic school was founded by the Sisters of Notre Dame de Sion in 1912. The all-girls high school campus is located in South Kansas City, and the co-educational grade school campus is located in the Hyde Park neighborhood. The two campuses are about 10 miles apart.