Boston Green Academy Horace Mann Charter School

20 Warren St.
Brighton, MA 02135
1/
10
Bottom 50%
Serving 459 students in grades 6-12, Boston Green Academy Horace Mann Charter School ranks in the bottom 50% of all schools in Massachusetts for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 7% (which is lower than the Massachusetts state average of 41%). The percentage of students achieving proficiency in reading/language arts is 21% (which is lower than the Massachusetts state average of 44%).
The student:teacher ratio of 11:1 is lower than the Massachusetts state level of 12:1.
Minority enrollment is 92% of the student body (majority Black), which is higher than the Massachusetts state average of 47% (majority Hispanic and Black).

Quick Stats (2025)

  • School Type: Charter School
  • Grades: 6-12
  • Enrollment: 459 students
  • Student:Teacher Ratio: 11:1
  • Minority Enrollment: 92%
  • : 85-89% (Btm 50% in MA)
  • : Bottom 50%
  • : 7% (Btm 50%)
  • : 21% (Btm 50%)
  • : 6-9% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), MA Dept. of Education

Top Rankings

Boston Green Academy Horace Mann Charter School ranks among the top 20% of public schools in Massachusetts for:

School Overview

Boston Green Academy Horace Mann Charter School's student population of 459 students has stayed relatively flat over five school years.
The teacher population of 43 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 6-12
(Supplemental Virtual)
Total Students
459 students
Gender %
Total Classroom Teachers
43 teachers

School Rankings

Boston Green Academy Horace Mann Charter School ranks within the bottom 50% of all 1,631 schools in Massachusetts (based off of combined math and reading proficiency testing data).
The diversity score of Boston Green Academy Horace Mann Charter School is 0.62, which is less than the diversity score at state average of 0.65. The school's diversity has stayed relatively flat over five school years.
This School
State Level (MA)
#1536 out of 1631 schools
(Bottom 50%)
7%
41%
21%
44%
6-9%
44%
Student : Teacher Ratio
11:1
12:1
American Indian
1%
n/a
Asian
1%
7%
Hispanic
41%
25%
Black
46%
10%
White
8%
53%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
0.62
85-89%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
61%
35%
Eligible for Reduced Lunch (13-14)
8%
5%
Source: National Center for Education Statistics (NCES), MA Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Boston Green Academy Horace Mann Charter School's ranking?
Boston Green Academy Horace Mann Charter School is ranked #1536 out of 1,631 schools, which ranks it among the bottom 50% of public schools in Massachusetts.
What percent of students have achieved state testing proficiency in math and reading?
7% of students have achieved math proficiency (compared to the 41% MA state average), while 21% of students have achieved reading proficiency (compared to the 44% MA state average).
What is the graduation rate of Boston Green Academy Horace Mann Charter School?
The graduation rate of Boston Green Academy Horace Mann Charter School is 85-89%, which is lower than the Massachusetts state average of 90%.
How many students attend Boston Green Academy Horace Mann Charter School?
459 students attend Boston Green Academy Horace Mann Charter School.
What is the racial composition of the student body?
46% of Boston Green Academy Horace Mann Charter School students are Black, 41% of students are Hispanic, 8% of students are White, 3% of students are Two or more races, 1% of students are American Indian, and 1% of students are Asian.
What is the student:teacher ratio of Boston Green Academy Horace Mann Charter School?
Boston Green Academy Horace Mann Charter School has a student ration of 11:1, which is lower than the Massachusetts state average of 12:1.
What grades does Boston Green Academy Horace Mann Charter School offer ?
Boston Green Academy Horace Mann Charter School offers enrollment in grades 6-12 (Supplemental Virtual).
What school district is Boston Green Academy Horace Mann Charter School part of?
Boston Green Academy Horace Mann Charter School is part of Boston Green Academy Horace Mann Charter School School District.

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Quick Stats (2025)

  • School Type: Charter School
  • Grades: 6-12
  • Enrollment: 459 students
  • Student:Teacher Ratio: 11:1
  • Minority Enrollment: 92%
  • : 85-89% (Btm 50%)
  • : Bottom 50%
  • : 7% (Btm 50%)
  • : 21% (Btm 50%)
  • : 6-9% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), MA Dept. of Education

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