Acton-Boxborough Regional High
#8
Best ACT in Massachusetts High Schools
1,683
Students
13.6:1
S:T Ratio
School Snapshot
Key metrics at a glance1,340
A
30
A+
13
A-
29%
C
14:1
A-
This Week at Acton-Boxborough Regional High – June 9, 2026
216 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Acton-Boxborough Regional High
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Acton-Boxborough Regional High.
National Tests
June 13, 2026
ACT — National
June 20, 2026 – July 4, 2026
SAT Score Release Date
June 23, 2026
ACT
June 24, 2026
ACT
July 1, 2026 – July 31, 2026
AP Score Release — All
July 6, 2026
ACT Photo Upload/Standby Deadline
State Assessments
March 24, 2026 – June 10, 2026
MCAS — High School
School Milestones
June 5, 2026 – June 16, 2026
Graduation
June 12, 2026 – June 22, 2026
School End/Summer Start
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