An expansion in 1970 added the existing technology education wing, an auxiliary gymnasium, locker room facilities, art area and new library.

In 2001, a massive second renovation began which added a new science wing, computer lab, gymnasium with locker room facilities, a significantly larger auditorium, library and media center, band and music rooms and additional classrooms and storage space.

[2] Coventry High School had a total enrollment of 595 students as of June 2006.

[citation needed] CHS offers Advanced Placement classes.

CHS also offers classes through the Manchester Community College High School Partnership Program.