Massachusetts Charter School Teacher Salary Information. The average yearly salary for Charter School Teacher in Massachusetts is $64,350. If you are just beginning to work a new job as a Charter School Teacher in Massachusetts, you could earn a starting pay rate of $52,994 annually.he average Charter School Teacher age in Massachusetts is 39 years old. As it pertains to men vs women, 48% of Charter School Teacher are male in Massachusetts, and 52% of the Charter School Teacher are female in Massachusetts.