Average
#1291 of 1,793 schools in MA
Boston Green Academy Horace Mann Charter School
High School · Boston Green Academy Horace Mann Charter School (District)
20 Warren St., Brighton, MA 02135
Enrollment
459
Student-Teacher
10.9:1
Score
5.1
Grades
6th – 12th
Enrollment
459
Student-Teacher
10.9:1
Score
5.1
Grades
6th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Massachusetts schools
#1,291 of 1,793
In Brighton
#5 of 7
public schools
Academic growth
8.6 / 10
Excellent
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Boston Green Academy Horace Mann Charter School
High School in Brighton · grades 6th – 12th. Start here, then compare fit against nearby and district options.
Brighton High School
0.1 mi away. Use as a geographic alternative in the same move search.
Kennedy Day School
0.1 mi away. Use as a geographic alternative in the same move search.
About Boston Green Academy Horace Mann Charter School
Boston Green Academy Horace Mann Charter School is a public high school in Brighton, MA, part of Boston Green Academy Horace Mann Charter School (District). Boston Green Academy Horace Mann Charter School serves approximately 459 students, and covers grades 6th-12th, and has a 10.9:1 student-teacher ratio. Boston Green Academy Horace Mann Charter School has a current MySchoolScout rating of 5.1 out of 10 and ranks #1,291 of 1,793 schools in MA.
Structured state assessment records for Boston Green Academy Horace Mann Charter School show 15% math proficiency (multi-year average, 2011-2025) and 29% reading/ELA proficiency (multi-year average, 2011-2025).
- This school 5.1 · Average
- MA avg 6.4
What Parents Should Know
Test scores at Boston Green Academy Horace Mann Charter School sit below average, but its growth scores are strong: students here make above-average progress year over year. The raw numbers haven't caught up, but a school that keeps moving kids forward is doing the harder, more important work.
Boston Green Academy Horace Mann Charter School is a charter school: publicly funded, but run with more independence than a traditional district school. Many charters are built around a specific model or focus, so it's worth understanding this one's mission, how enrollment works, and how it differs from the district schools nearby.
54% of students at Boston Green Academy Horace Mann Charter School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Boston Green Academy Horace Mann Charter School — Students at Boston Green Academy Horace Mann Charter School score 15% proficient, which is below what's typical for similar communities (expected: 26%).
Test Scores MA MCAS (2024-25)
Based on 106 test records from MA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 8.6/10.
How Boston Green Academy Horace Mann Charter School Compares
See how Boston Green Academy Horace Mann Charter School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
20 Warren St., Brighton, MA 02135
Nearby Alternatives
Families considering Boston Green Academy Horace Mann Charter School may also want to explore other high schools in the area. ST JOSEPH PREPARATORY HIGH SCHOOL (rated 7.8/10, 0.2 miles away), which scores notably higher. Another option is ST JOSEPH PREPARATORY HIGH SCHOOL (rated 6.7/10, 0.2 miles away, in nearby Boston), which scores notably higher. Additionally, Lyon High School (rated 5.8/10, 0.8 miles away), which scores slightly higher. For more schools in Brighton, see our Brighton schools guide .
Nearby Schools
20 within 1.4 mi| School | Distance | Rating |
|---|---|---|
| Brighton High School Brighton | 0.1 mi | 4.5 |
| KENNEDY DAY SCHOOL Brighton | 0.1 mi | 7.9 |
| ST JOSEPH PREPARATORY HIGH SCHOOL Brighton | 0.2 mi | 7.8 |
| ST JOSEPH PREPARATORY HIGH SCHOOL Boston | 0.2 mi | 6.7 |
| MESIVTA HIGH SCHOOL OF GREATER BOSTON Brighton | 0.3 mi | 5.5 |
| ST COLUMBKILLE PARTNERSHIP SCHOOL Brighton | 0.4 mi | 6.3 |
| Horace Mann School for the Deaf Hard of Hearing Allston | 0.5 mi | 5.4 |
| Winship Elementary School Brighton | 0.5 mi | 9.2 |
| Baldwin Early Learning Pilot Academy Brighton | 0.6 mi | 6.8 |
| TORAH ACADEMY Brookline | 0.9 mi | 5.3 |
| GERMAN INTERNATIONAL SCHOOL BOSTON Boston | 0.9 mi | 7.4 |
| Michael Driscoll Brookline | 0.9 mi | 8.4 |
| Lyon High School Brighton | 0.8 mi | 5.8 |
| Edison K-8 School Brighton | 0.8 mi | 5.4 |
| Lyon K-8 School Brighton | 0.8 mi | 4.1 |
| Gardner Pilot Academy Allston | 0.9 mi | 8.1 |
| John D Runkle Brookline | 1.2 mi | 8.3 |
| BAY COVE ACADEMY Brookline | 1.0 mi | — |
| ATRIUM SCHOOL Watertown | 1.4 mi | 6.7 |
| ST STEPHEN'S ARMENIAN ELEMENTARY SCHOOL Watertown | 1.4 mi | 5.3 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 02135 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$88,208
Median Home Value
$684,000
Median Rent
$2,179/mo
Population
43,683
College Educated
71.1%
Homeownership
21.7%
Avg Commute
32.6 min
Poverty Rate
18.7%
Median Age
30.4
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Abington High Abington, MA | 5.1 |
| Academy Of the Pacific Rim Charter Public School Hyde Park, MA | 5.1 |
| NOTRE DAME CRISTO REY HIGH SCHOOL Methuen, MA | 5.1 |
| Charles McCann Vocational Technical North Adams, MA | 5.0 |
| POPE FRANCIS PREPARATORY SCHOOL Springfield, MA | 5.0 |
| Ralph C Mahar Regional Orange, MA | 5.0 |
Frequently Asked Questions
Common questions about Boston Green Academy Horace Mann Charter School
What grades does Boston Green Academy Horace Mann Charter School serve?
Boston Green Academy Horace Mann Charter School serves students in grades 6th through 12th.
How many students attend Boston Green Academy Horace Mann Charter School?
Boston Green Academy Horace Mann Charter School has an enrollment of approximately 459 students.
What is the student-teacher ratio at Boston Green Academy Horace Mann Charter School?
The student-teacher ratio at Boston Green Academy Horace Mann Charter School is 10.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Boston Green Academy Horace Mann Charter School rank in MA?
Boston Green Academy Horace Mann Charter School ranks #1,291 of 1,793 schools in MA.
What is Boston Green Academy Horace Mann Charter School's MySchoolScout rating?
Boston Green Academy Horace Mann Charter School has a current MySchoolScout rating of 5.1 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Boston Green Academy Horace Mann Charter School?
Based on loaded state assessment records, Boston Green Academy Horace Mann Charter School has 15% math proficiency (multi-year average, 2011-2025) and 29% reading/ELA proficiency (multi-year average, 2011-2025).
Is Boston Green Academy Horace Mann Charter School a charter school?
Yes, Boston Green Academy Horace Mann Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Boston Green Academy Horace Mann Charter School a Title I school?
No, Boston Green Academy Horace Mann Charter School is not currently a Title I school.
Neighborhood Context
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Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 12th
- Enrollment
- 459
- Student-Teacher Ratio
- 10.9:1
- Teachers (FTE)
- 42
- Type
- regular
- Setting
- Large City
- County
- Suffolk County
- Chronic Absenteeism (SY 2022-23)
- 54.0%
- Phone
- (617) 635-9860
- 4-Year Graduation
- 82.0%
Resources & Links
District
Boston Green Academy Horace Mann Charter School (District)- District Enrollment
- 459
- Schools in District
- 1
- Per-Pupil Spending
- $26,292
- District Rank
- #1 of 1
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