Alliance Theological Seminary (ATS) is the national seminary of The Christian and Missionary Alliance centered in metropolitan New York with extensions in other parts of the United States and abroad. The Rockland Campus of Alliance Theological Seminary serves as the main campus which is located in a small suburban community in Nyack, Rockland County overlooking the historic and picturesque Hudson River Valley. The total enrollment for all ATS campuses is over 800 (275 on Rockland campus) and the student body is 80% ethnically diverse and represents almost 40 denominations.