설립년도 : 1928년
종교 : Catholic
구분 : 남녀공학
총 학생수 : 약 820명
학년 : 9 ~ 12학년
교사:학생 비율 : 1:17.2
-ACADEMICS ㆍAP courses: English, Chemistry, Biology, Music, US History Honors Courses offering AP Testing: Calculus, Statistics, Foreign Language
- EXTRACURRICULAR ㆍSports: Baseball, Basketball, Bowling, Cheerleading, Cross Country, Field Hockey, Football, Golf, Soccer, Softball, Swimming, Tennis, Track and Field, Wrestling ㆍMusic: Concert Choir, Freshman Chorus, Color Guard, Jazz Band, Percussion Ensemble, Show Band, Woodwind Ensemble, Spring Musical Stage Crew, Mallet Percussion Ensemble, Mass Choir, Mixed Chorus, Concert Band, Marching Band, Brass Ensemble, Spring Musical, Spring Musical Cast, Theatre Orchestra, String Ensemble ㆍClubs: Big Brothers/Big Sisters, Drama, Model UN, Post-Prom Committee, Quiz Bowl, Respect Life Club, Science Club/Science Olympiad, Student Ambassadors, Teens Against Drugs, Writers Anonymous, Youth LARC, Chessnuts, Future Business Leaders, National Honor Society, Prom Committee, Rambler-Newspaper, Rosmarian-Yearbook, Student Council, Varsity Club, Young Apostles, Link Crew (학교방문기) 우리 학생들에 대한 관심도가 상당히 높으며 활동적인 분위기를 느낄 수 있었으며 방문한 날이 무척 쌀쌀했음에도 불구하고 학교는 아주 따뜻했고 학교 밖의 오래된 성 분위기와 내부의 온화한 시설과는 대조적인 것 같으나 조화가 잘 되어있고 시설이 훌륭하다. Lancaster HS, Holy Name HS, Conventry CS는 필라델피아에서 차로 2시간쯤 떨어진 도시에 위치해 있다.



