Powder Mill School
Grades 03-06 SOUTHWICK, MA
Dropped 185 spots from last year
MCAS Test Scores
Massachusetts Comprehensive Assessment System results
English Language Arts
Mathematics
Science
Score Trends
| Year | Subject | Grade | Proficient+ | Advanced |
|---|---|---|---|---|
| 2025 | English Language Arts | 03 | 41% | 8% |
| 2025 | English Language Arts | 04 | 54% | 1% |
| 2025 | English Language Arts | 05 | 25% | 2% |
| 2025 | English Language Arts | 06 | 40% | 4% |
| 2025 | Mathematics | 03 | 48% | 6% |
| 2025 | Mathematics | 04 | 53% | 9% |
| 2025 | Mathematics | 05 | 27% | 2% |
| 2025 | Mathematics | 06 | 47% | 6% |
| 2025 | Science | 05 | 43% | 7% |
| 2024 | English Language Arts | 03 | 59% | 8% |
| 2024 | English Language Arts | 04 | 26% | 1% |
| 2024 | English Language Arts | 05 | 30% | 0% |
| 2024 | English Language Arts | 06 | 40% | 10% |
| 2024 | Mathematics | 03 | 56% | 14% |
| 2024 | Mathematics | 04 | 40% | 3% |
MCAS is administered annually to students in grades 3-8 and 10. Scores reflect the percentage of students meeting or exceeding grade-level expectations.
Student Demographics
383 students enrolled
Race/Ethnicity
Gender
Student Programs
School Performance
Key metrics and program information
Attendance
Staffing
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Frequently Asked Questions
What is Powder Mill School's grade rating?
Powder Mill School has earned a grade of C+, ranked #559 in Massachusetts, placing it in the top 68% 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 Powder Mill School?
Approximately 383 students are enrolled at Powder Mill School.
How does Powder Mill School perform on MCAS tests?
Based on the most recent MCAS results, Powder Mill School's proficiency rates are: English Language Arts (40% proficient), Mathematics (44% proficient), Science (43% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.
What is the attendance rate at Powder Mill School?
Powder Mill School has an attendance rate of 94.5%. Strong attendance is correlated with better academic outcomes.
What school district is Powder Mill School part of?
Powder Mill School is part of Southwick-Tolland-Granville Regional 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.