The Massachusetts Association of Student Councils is composed of four regional student council organizations and also supports a Middle Level Program for students in Middle School.
These organizations meet for conferences and events throughout the year along with also sending representatives to MASC events. Additionally, each region is given representation on the MASC Student and Adult Executive Boards. Regional Presidents and Delegates sit on the Student Executive Board and Regional Directors sit on the Adult Executive Board.
The four MASC regions are: