C Top 76%

Mosier School

Grades 02-04 SOUTH HADLEY, MA

Dropped 171 spots from last year

#628 State Rank
C District Grade
101 Mosier Street, SOUTH HADLEY, MA 01075
MCAS scores from 2025 Data updated December 2025
365 Students
94.4% Attendance Rate
39.4 Composite Score

MCAS Test Scores

Massachusetts Comprehensive Assessment System results

English Language Arts

31.5% Proficient or Above
2% Advanced

Mathematics

29% Proficient or Above
6.5% Advanced

Score Trends

Year Subject Grade Proficient+ Advanced
2025 English Language Arts 03 32% 2%
2025 English Language Arts 04 31% 0%
2025 Mathematics 03 29% 8%
2025 Mathematics 04 29% 5%
2024 English Language Arts 03 40% 3%
2024 English Language Arts 04 36% 3%
2024 Mathematics 03 42% 6%
2024 Mathematics 04 45% 5%
2023 English Language Arts 03 47% 4%
2023 English Language Arts 04 40% 3%
2023 Mathematics 03 41% 8%
2023 Mathematics 04 38% 5%
2022 English Language Arts 03 37% 3%
2022 English Language Arts 04 35% 3%
2022 Mathematics 03 31% 4%

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

365 students enrolled

Race/Ethnicity

White 74%
Hispanic 18.1%
Multiracial 4.9%
Black 1.6%
Asian 1.1%

Gender

55.3% Male
44.7% Female

Student Programs

English Learners 5.5%
Special Education 24.7%
Free/Reduced Lunch 38.1%

School Performance

Key metrics and program information

Attendance

94.4% Attendance Rate
9.9% Chronic Absence

Staffing

Location

101 Mosier Street, SOUTH HADLEY, MA

C-Rated School

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Part of South Hadley School District

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Frequently Asked Questions

What is Mosier School's grade rating?

Mosier School has earned a grade of C, ranked #628 in Massachusetts, placing it in the top 76% 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 Mosier School?

Approximately 365 students are enrolled at Mosier School.

How does Mosier School perform on MCAS tests?

Based on the most recent MCAS results, Mosier School's proficiency rates are: English Language Arts (32% proficient), Mathematics (29% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.

What is the attendance rate at Mosier School?

Mosier School has an attendance rate of 94.4%. Strong attendance is correlated with better academic outcomes.

What school district is Mosier School part of?

Mosier School is part of South Hadley 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.