A+ Top 1%

Winn Brook School

Grades K-03 BELMONT, MA

Improved 69 spots from last year

#10 State Rank
B+ District Grade
97 Waterhouse Road, BELMONT, MA 02478
304 Students
80.4 Composite Score

MCAS Test Scores

Massachusetts Comprehensive Assessment System results

English Language Arts

76% Proficient or Above
16% Advanced

Mathematics

79% Proficient or Above
34% Advanced

Score Trends

Year Subject Grade Proficient+ Advanced
2025 English Language Arts 03 76% 16%
2025 Mathematics 03 79% 34%
2024 English Language Arts 03 75% 14%
2024 English Language Arts 04 70% 19%
2024 Mathematics 03 75% 36%
2024 Mathematics 04 79% 22%
2023 English Language Arts 03 83% 28%
2023 English Language Arts 04 81% 15%
2023 Mathematics 03 84% 33%
2023 Mathematics 04 86% 27%
2022 English Language Arts 03 85% 32%
2022 English Language Arts 04 72% 20%
2022 Mathematics 03 83% 41%
2022 Mathematics 04 76% 25%

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

304 students enrolled

Race/Ethnicity

White 50.3%
Asian 30.9%
Hispanic 5.6%
Black 5.3%

Gender

48.7% Male
51% Female

Student Programs

English Learners 23.4%
Free/Reduced Lunch 10.9%

Location

97 Waterhouse Road, BELMONT, MA

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Part of Belmont School District

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Frequently Asked Questions

What is Winn Brook School's letter grade?

Winn Brook School has earned a letter grade of A+, based on MCAS test scores, attendance, and other performance metrics. This grade represents how the school compares to other Massachusetts Elementary schools.

What grades does Winn Brook School serve?

Winn Brook School serves students in grades K through 03.

Is Winn Brook School part of a school district?

Yes, Winn Brook School is part of Belmont School District. The district oversees multiple schools in the area and provides centralized administration, curriculum standards, and support services.

How are school ratings calculated?

School ratings are calculated using multiple factors including MCAS test scores (proficiency and growth), attendance rates, graduation rates (for high schools), and student-teacher ratios. The composite score is then converted to a letter grade based on statewide percentile rankings.