Josiah Haynes School
Grades K-05 SUDBURY, MA
Improved 58 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 | 68% | 11% |
| 2025 | English Language Arts | 04 | 73% | 14% |
| 2025 | English Language Arts | 05 | 78% | 29% |
| 2025 | Mathematics | 03 | 73% | 17% |
| 2025 | Mathematics | 04 | 82% | 24% |
| 2025 | Mathematics | 05 | 76% | 20% |
| 2025 | Science | 05 | 86% | 34% |
| 2024 | English Language Arts | 03 | 63% | 15% |
| 2024 | English Language Arts | 04 | 70% | 16% |
| 2024 | English Language Arts | 05 | 61% | 15% |
| 2024 | Mathematics | 03 | 73% | 25% |
| 2024 | Mathematics | 04 | 77% | 21% |
| 2024 | Mathematics | 05 | 76% | 11% |
| 2024 | Science | 05 | 76% | 21% |
| 2023 | English Language Arts | 03 | 77% | 19% |
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
397 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 Josiah Haynes School's grade rating?
Josiah Haynes School has earned a grade of A+, ranked #16 in Massachusetts, placing it in the top 2% 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 Josiah Haynes School?
Approximately 397 students are enrolled at Josiah Haynes School.
How does Josiah Haynes School perform on MCAS tests?
Based on the most recent MCAS results, Josiah Haynes School's proficiency rates are: English Language Arts (73% proficient), Mathematics (77% proficient), Science (86% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.
What is the attendance rate at Josiah Haynes School?
Josiah Haynes School has an attendance rate of 95.1%. Strong attendance is correlated with better academic outcomes.
What school district is Josiah Haynes School part of?
Josiah Haynes School is part of Sudbury 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.