St. Lucy’s Priory High School is a top rated, private, all-girls, Catholic school situated in Glendora, CA. It serves 629 learners in grade levels 9-12 with a learner-teacher ratio of 21 to 1. Annual tuition is $9,900 for the highest grade level offered. Post-graduation, 80% of learners from this school go on to attend a 4-year college.