St. Mukasa Preparatory Seminary-Mushanga is located in Kibingo Town Council, Sheema Municipality. It is one of the four seminaries in the diocese.
St. Mukasa Preparatory Seminary-Mushanga offers education to pupils of upper primary that is; primary five, six and seven.
The Seminary admits pupils in Primary Five through interviews that are often done in December every year in different gazetted places within the Diocese. ONLY CATHOLIC BOYS ARE ADMITTED TO THIS SEMINARY.