CIV
27%
Meeting or exceeding expectations
2% exceeding expectations
B
Top 47%
Millbury Junior/Senior High School
Grades 07-12 MILLBURY, MA
Moved up 48 places from 2024 to 2025
#162
State Rank
C+
District Grade
12 Martin Street, MILLBURY, MA 01527
MCAS score comparisons
Students meeting or exceeding expectations · 2025 results
Each subject shows the average of published grade percentages, without weighting by enrollment. The bars compare available years on a 0–100% scale. Grade coverage and student groups can change between years.
English Language Arts
39%
Meeting or exceeding expectations
3.3% exceeding expectations
2023
39%
39%
2024
37%
37%
2025
39%
39%
Mathematics
34.3%
Meeting or exceeding expectations
4.3% exceeding expectations
2023
35.7%
35.7%
2024
33.7%
33.7%
2025
34.3%
34.3%
Science
34.5%
Meeting or exceeding expectations
4% exceeding expectations
2023
37%
37%
2024
32%
32%
2025
34.5%
34.5%
View published results by year and grade
| Year | Subject | Grade | Meeting+ | Exceeding |
|---|---|---|---|---|
| 2025 | CIV | 08 | 27% | 2% |
| 2025 | English Language Arts | 07 | 41% | 3% |
| 2025 | English Language Arts | 08 | 38% | 4% |
| 2025 | English Language Arts | 10 | 38% | 3% |
| 2025 | Mathematics | 07 | 39% | 6% |
| 2025 | Mathematics | 08 | 26% | 2% |
| 2025 | Mathematics | 10 | 38% | 5% |
| 2025 | Science | 08 | 30% | — |
| 2025 | Science | 10 | 39% | 4% |
| 2024 | English Language Arts | 07 | 24% | — |
| 2024 | English Language Arts | 08 | 30% | 5% |
| 2024 | English Language Arts | 10 | 57% | 6% |
| 2024 | Mathematics | 07 | 37% | 5% |
| 2024 | Mathematics | 08 | 19% | 2% |
| 2024 | Mathematics | 10 | 45% | 3% |
| 2024 | Science | 08 | 35% | 3% |
| 2024 | Science | 10 | 29% | 3% |
| 2023 | English Language Arts | 07 | 27% | 3% |
| 2023 | English Language Arts | 08 | 39% | 6% |
| 2023 | English Language Arts | 10 | 51% | 13% |
| 2023 | Mathematics | 07 | 33% | 3% |
| 2023 | Mathematics | 08 | 34% | 1% |
| 2023 | Mathematics | 10 | 40% | 3% |
| 2023 | Science | 08 | 43% | 1% |
| 2023 | Science | 10 | 31% | 4% |
MCAS subject percentages differ from the composite school rating, which combines available academic and school indicators. Letter grades and state ranks compare schools at the same level. A rank change describes relative position, not a percentage-point change in test scores. Read the rating methodology.
Student Demographics
691 students enrolled
Race/Ethnicity
Gender
52.4%
Male
47.3%
Female
Student Programs
English Learners
4.8%
Special Education
21.3%
Free/Reduced Lunch
36.5%
School Performance
Key metrics and program information
Attendance
93.2%
Attendance Rate
18.2%
Chronic Absence
Staffing
B-Rated School
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Frequently Asked Questions
What is Millbury Junior/Senior High School's grade rating?
Millbury Junior/Senior High School has earned a grade of B, ranked #162 in Massachusetts, placing it in the top 47% of Massachusetts Combined schools. This rating is based on 2025 MCAS test scores, attendance rates, and other performance metrics from the Massachusetts Department of Elementary and Secondary Education.
How many students attend Millbury Junior/Senior High School?
Approximately 691 students are enrolled at Millbury Junior/Senior High School.
How does Millbury Junior/Senior High School perform on MCAS tests?
Based on the most recent MCAS results, Millbury Junior/Senior High School's proficiency rates are: CIV (27% proficient), English Language Arts (39% proficient), Mathematics (34% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.
What is the graduation rate at Millbury Junior/Senior High School?
Millbury Junior/Senior High School has a strong 94.7% graduation rate. The state average graduation rate in Massachusetts is approximately 89%.
What is the attendance rate at Millbury Junior/Senior High School?
Millbury Junior/Senior High School has an attendance rate of 93.2%. Strong attendance is correlated with better academic outcomes.
What school district is Millbury Junior/Senior High School part of?
Millbury Junior/Senior High School is part of Millbury School District. For enrollment information, contact the district office or visit the school's website. Enrollment typically requires proof of residency within the district boundaries.
How are Massachusetts school ratings calculated?
School ratings are calculated using multiple data points from the Massachusetts Department of Elementary and Secondary Education (DESE), including MCAS test scores (proficiency and growth), attendance rates, graduation rates (for high schools), and student-teacher ratios. Schools are ranked by percentile against similar schools statewide.
