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SCHOOL COMMUNITY·BOSTON·NCES 250279000322

Mason Elementary School

150 Norfolk Avenue, Roxbury, MA 02119 · (617) 635-8405 · Suffolk County
GRADES PK–05ELEMENTARY11-CITYREGULAR SCHOOL205 STUDENTS
Enrollment
205
Elementary
DISTRICT 360 · STATE 381
Student : Teacher
9.5:1
22 FTE teachers
DISTRICT 10.2:1 · STATE 12.2:1
Free / Reduced Lunch
,
Title I proxy
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
22
Kindergarten
30
Grade 1
28
Grade 2
38
Grade 3
30
Grade 4
33
Grade 5
24
Student demographics
White
105%
DISTRICT 14% · STATE 51%
Hispanic
8240%
DISTRICT 45% · STATE 26%
Black
10451%
DISTRICT 29% · STATE 10%
Two+
84%
DISTRICT 4% · STATE 5%
Native American
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
11255%
Female
9345%

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Test scores

MCAS 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
12.0%
MA avg 43.8% . -15.0pp since 2016
Math
12.0%
MA avg 42.2% . -18.0pp since 2016
Source: MCAS. All students, all grades. See all years and grades →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
205
-37 (-15%) vs 2017
Student : Teacher
9.5:1
was 13.5:1
% White
5%
was 6%
% Hispanic
40%
was 35%
% Black
51%
was 48%
% Asian
0%
was 2%
Source: NCES Common Core of Data

About Mason Elementary School

Mason Elementary School is an intimate elementary campus in Roxbury, Massachusetts, part of Boston. The school caters to 205 students in grades pre-K through 5. Compared to the state average of about 381 students per school, that is 46% below typical.

Across the 109 schools in Boston (46,437 students total), Mason Elementary School accounts for its share of the district's footprint.

In terms of who attends, Mason Elementary School logs that 51% of students identify as Black, with the remaining enrollment distributed across several groups. Other groups include 40% Hispanic, 5% White, 4% multiracial. By comparison, Suffolk County as a whole is about 18% Black, so the school skews meaningfully more Black than its surroundings.

On the income-and-resources front, On paper, Mason Elementary School has 22 full-time-equivalent teachers, translating to a class-load average of around 9.5:1. Statewide, the average ratio sits near 12.2:1, putting Mason Elementary School tighter than the state norm the norm.

Zooming out to the county, the surrounding county (Suffolk County) records that median household earnings sit near $95,631, roughly 51% of adults have completed at least a four-year degree, and the poverty rate sits near 11%. In all, Suffolk County runs 157 public schools (combined enrollment of about 75,679 students), of which Mason Elementary School is one.

Dudley Street Neighborhood Charter School is the nearest neighboring public school, about 0.2 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius.

The campus sits in a high-density setting.

Trend over the last 7 years. Looking back 7 years, enrollment at Mason Elementary School has edged down 15%, going from 242 students in 2018 to 205 in 2025. Over the same period, the Hispanic share ticked up from 35% to 40%. Class-load math has pulled in: from 13.5:1 in 2018 to 9.5:1 in 2025.

Inside the community feed, posts here usually surface around school events, parent volunteer needs, and clubs. The community welcomes input from current and former families.

Suffolk County at a glance

View full county profile
Population
785,121
Census ACS
Median income
$95,631
Household, ACS
Bachelor's+
51%
Adults 25+
Poverty rate
11%
Below federal line
Schools in county
157
75,679 students

Quick facts

School name
Mason Elementary School
District
Boston
Address
150 Norfolk Avenue, Roxbury, MA 02119
Phone
(617) 635-8405
County
Suffolk County
Level
Elementary
Grade range
PK–05
Total enrollment
205
Teachers (FTE)
22
Student–teacher ratio
9.5:1
Locale
11-City: Large
NCES ID
250279000322
Charter school
No
Virtual school
No

Related schools

Other schools in Boston
Other schools in Roxbury
Nearby schools

Frequently asked questions

About Mason Elementary School
How large is Mason Elementary School?
Mason Elementary School enrolls approximately 205 students in grades PK-05.
What grades does Mason Elementary School serve?
Mason Elementary School serves grades PK-05.
What is the student-teacher ratio at Mason Elementary School?
The student-to-teacher ratio at Mason Elementary School is approximately 9.5:1 (22 FTE teachers).
What is the racial breakdown of students at Mason Elementary School?
At Mason Elementary School, the student body is approximately 5% White, 40% Hispanic, 51% Black, 4% Two or more.
Who oversees Mason Elementary School?
Mason Elementary School is overseen by Boston in Suffolk County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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