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Schools›Massachusetts›Belmont
SCHOOL COMMUNITY·BELMONT·NCES 250249000143

Belmont High

221 Concord Avenue, Belmont, MA 02478 · (617) 993-5901 · Middlesex County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,454 STUDENTS
A+
allk12 Grade
Scored higher than 97% of Massachusetts public high schools
  • A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ·Beats expectations Not available for this school, so the grade uses the other parts.
  • A-Three-year trend Change in reading and math proficiency over the last three test years.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Massachusetts public high schools

Enrollment
1,454
High
DISTRICT 635 · STATE 777
Student : Teacher
15.8:1
92 FTE teachers
DISTRICT 13.8:1 · STATE 23.4:1
Free / Reduced Lunch
,
Title I proxy
Community
5
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 932923%
Grade 1040328%
Grade 1137025%
Grade 1235224%
Student demographics
59%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 61% · STATE 65% · US 70%
White
84758%
DISTRICT 56% · STATE 51% · US 43%
Hispanic
836%
DISTRICT 6% · STATE 26% · US 30%
Black
594%
DISTRICT 4% · STATE 10% · US 15%
Asian
33723%
DISTRICT 25% · STATE 7% · US 6%
Two+
1138%
DISTRICT 8% · STATE 5% · US 5%
Native American
20%
DISTRICT 0% · STATE 0% · US 1%
Pacific Islander
20%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
72750%
Female
71649%

School pathway

Feeds from
Belmont Middle School07–08
Based on grade levels within Belmont. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

MCAS 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
84.0%
MA avg 43.8% . -7.0pp since 2018
Math
83.0%
MA avg 42.2% . -10.0pp since 2018

What this means: On the MCAS, Massachusetts's statewide test, about 84 of every 100 students at this school read and write at grade level and about 83 of 100 do math at grade level. Across all Massachusetts schools, those numbers are about 44 and 42. Reading and writing scores are down about 7 points since 2018, while math scores are down about 10 points.

MCAS results by year

School yearEnglish Language ArtsMath
2024-2584.0%83.0%
2023-2490.0%89.0%
2022-2387.0%87.0%
2021-2286.0%82.0%
2020-2190.0%87.0%
2018-1991.0%93.0%
% Meeting or Exceeding Expectations, all students and all tested grades.
Source: MCAS. All students, all grades. See all years and grades →

Where Belmont High ranks

Among high schools
MeasureThis schoolIn MassachusettsIn Middlesex County
Math proficiency
ranked highest first
83.0%#9 of 327
▼ 6
#5 of 58
▼ 3
Reading proficiency
ranked highest first
84.0%#6 of 326
▼ 2
#2 of 58
no change
3-year test score change
ranked biggest drop first
-0.5pp#227 of 315#40 of 58
Enrollment
ranked largest first
1,454#51 of 379#16 of 63
Students per teacher
ranked fewest first
15.8:1#317 of 325#56 of 57
Diversity index
ranked most diverse first
59.0%#76 of 325#20 of 57
Enrollment change since 2017-18
ranked fastest growth first
+12.4%#57 of 133#10 of 27
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
1,454
+145 (+11%) vs 2020
+89% since 1990-91, when it was 768
Student : Teacher
15.8:1
was 17.0:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,45492.115.8:1N/A
2023-241,46282.317.8:1N/A
2022-231,36484.216.2:1N/A
2020-211,3097717.0:1N/A
2017-181,2947018.5:1N/A
2015-161,2457416.8:1N/A
2010-111,1046317.5:18% (92)
2000-01979N/AN/A6% (57)
1990-91768N/AN/AN/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Belmont High.

Since 2017-18: students up 12% (1,294 to 1,454); teachers up 32% (70 to 92.1).

About Belmont High

Belmont High is a large high school located in Belmont, Massachusetts. There are 1,454 students enrolled, covering grades 9 through 12. The school is 87% larger than the average for high schools in Massachusetts.

Belmont runs Belmont High along with 6 other schools, enrolling 4,448 students in total.

At Belmont High, 58% of students are White. After that, the student body is 23% Asian, 8% multiracial, 6% Hispanic, and 4% Black. Census figures show Middlesex County is about 67% White. On the diversity index, which measures the chance that two random students are from different groups, Belmont High scores 59%.

With 92.1 full-time-equivalent teachers, the student-to-teacher ratio is about 15.8:1. High schools in Massachusetts have an average ratio of 23.4:1.

Belmont High earns an A+ on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 97% of Massachusetts public high schools.

In Middlesex County, where the school is located, the median household earns about $130,847 a year, 60% of adults hold a bachelor's degree or higher, and about 5% of residents live below the federal poverty line. Public schools in Middlesex County number 386, with about 215,896 students.

Belmont Middle School sits less than a tenth of a mile from Belmont High. There are at least 8 other public schools within five miles.

Locale: Suburb: Large. In NCES terms, the school is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

Enrollment rose 11% over 4 years, reaching 1,454 in 2024-25. The ratio was 17.0:1 in 2020-21 and 15.8:1 in 2024-25.

Parents, students, and staff can share information on pickup and drop-off, after-school programs, and teacher feedback here. Parents, students, alumni, and staff are welcome to post.

Middlesex County at a glance

View full county profile
Population
1,638,365
Census ACS
Median income
$130,847
Household, ACS
Bachelor's+
60%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
386
215,896 students

Quick facts

School name
Belmont High
District
Belmont
Address
221 Concord Avenue, Belmont, MA 02478
Phone
(617) 993-5901
County
Middlesex County
Level
High
Grade range
09–12
Total enrollment
1,454
Teachers (FTE)
92
Student–teacher ratio
15.8:1
Locale
21-Suburb: Large
NCES ID
250249000143
Charter school
No
Virtual school
No

Related schools

Other schools in Belmont
Other schools in Belmont
Other Belmont High schools

3 other US public schools in 4 states are named Belmont High. Belmont High is the largest of the 4.

Nearby schools

Frequently asked questions

About Belmont High
What is the total enrollment at Belmont High?
Belmont High enrolls approximately 1,454 students in grades 09-12.
What grades does Belmont High serve?
Belmont High serves grades 09-12.
What is the student-teacher ratio at Belmont High?
The student-to-teacher ratio at Belmont High is approximately 15.8:1 (92 FTE teachers).
How diverse is Belmont High?
Belmont High reports a student body of 58% White, 6% Hispanic, 4% Black, 23% Asian, 8% Two or more.
Who oversees Belmont High?
Belmont High is overseen by Belmont in Middlesex County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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