Overview of Harper Middle College High:At Harper Middle College High, learners have the opportunity to take Advanced Placement® coursework and exams. The AP® participation rate at Harper Middle College High is 35%. The total minority enrollment is 58%, and 17% of learners are economically disadvantaged. Harper Middle College High is 1 of 33 high schools in the Charlotte-Mecklenburg Schools. Harper Middle College High 2021 Rankings: Harper Middle College High is unranked in the National Rankings. Schools are ranked on their performance on state-required tests, graduation and how well they prepare Test Scores at Harper Middle College High: EdRater calculates these values based on learner performance on state-required tests and internationally available exams on college-level coursework (AP® exams).