William F. Stanley Elementary School
Grades PK-05 WALTHAM, MA
Improved 49 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 | 26% | 5% |
| 2025 | English Language Arts | 04 | 25% | 6% |
| 2025 | English Language Arts | 05 | 40% | 16% |
| 2025 | Mathematics | 03 | 29% | 10% |
| 2025 | Mathematics | 04 | 34% | 6% |
| 2025 | Mathematics | 05 | 33% | 2% |
| 2025 | Science | 05 | 47% | 16% |
| 2024 | English Language Arts | 03 | 27% | 6% |
| 2024 | English Language Arts | 04 | 33% | 2% |
| 2024 | English Language Arts | 05 | 40% | 9% |
| 2024 | Mathematics | 03 | 28% | 4% |
| 2024 | Mathematics | 04 | 43% | 8% |
| 2024 | Mathematics | 05 | 38% | 4% |
| 2024 | Science | 05 | 49% | 6% |
| 2023 | English Language Arts | 03 | 45% | 9% |
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
381 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 William F. Stanley Elementary School's grade rating?
William F. Stanley Elementary School has earned a grade of B-, ranked #420 in Massachusetts, placing it in the top 51% of Massachusetts Elementary 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 William F. Stanley Elementary School?
Approximately 381 students are enrolled at William F. Stanley Elementary School.
How does William F. Stanley Elementary School perform on MCAS tests?
Based on the most recent MCAS results, William F. Stanley Elementary School's proficiency rates are: English Language Arts (30% proficient), Mathematics (32% proficient), Science (47% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.
What is the attendance rate at William F. Stanley Elementary School?
William F. Stanley Elementary School has an attendance rate of 93.4%. Strong attendance is correlated with better academic outcomes.
What school district is William F. Stanley Elementary School part of?
William F. Stanley Elementary School is part of Waltham 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.