Acton-Boxborough Regional High School is a reputable open enrollment high school in Acton, Massachusetts. The school serves the Massachusetts towns of Acton and Boxborough. ABRHS has been regularly ranked among the top secondary schools in Massachusetts, and it was one of 39 American high schools named a Blue Ribbon School. ABRHS offers a great variety of subjects, and students have the option of taking CP (college prep), AE (accelerated enriched), Honors, or advanced placement (AP) (college credit) classes, too. The program of extra-curricular activities organized by the school is... See full description.