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#1326 of 1,793 schools in MA

Mason Elementary School

Elementary School · Boston · Roxbury, MA

A Boston elementary school where students score 9 points below what's typical for similar communities.

150 Norfolk Avenue, Roxbury, MA 02119

  • Math 13% vs MA 42% (2025)
  • Reading 8% vs MA 41% (2025)
  • 9.9:1 student-teacher ratio

Academics

Full Profile · 3/3 metrics
Student Progress4.6Below Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data17
Annual Change-2.44 pts/yr
Data Period2009–2025
TrendDeclining
Academics3.1Needs Improvement30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency13% (2025 MCAS)
Reading/ELA Proficiency8% (2025 MCAS)
Math vs. State Avg-29.1 pts
Reading vs. State Avg-34.6 pts
Overall Proficiency11% (2025 MCAS, Math+ELA)
Expected (poverty-adj.)20% (model expectation from 2025 MCAS)
vs. Expected-9.4 pts
Adjusted Percentile13th
Resources & Environment8.7Excellent20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio9.9:1
District spending per student$37,200
Chronic Absenteeism27.5%

Students at Mason Elementary School score 10% proficient, which is below what's typical for similar communities (expected: 20%).

How we calculate scores →

2025 MCAS proficiency

Most recent published year. School vs. MA average.

Math Proficiency13%(2025 MCAS)
School
State
42%(2025 MCAS)
ELA Proficiency8%(2025 MCAS)
School
State
41%(2025 MCAS)

Trend

→ Steady

Proficiency is down 32 points across the 17-year record (2009–2025) and has held near 11% recently.

Show all 17 years
2009
Math
47%
ELA
37%
2010
Math
47%
ELA
42%
2011
Math
52%
ELA
42%
2012
Math
62%
ELA
47%
2013
Math
57%
ELA
42%
2014
Math
47%
ELA
32%
2015
Math
37%
ELA
32%
2016
Math
32%
ELA
27%
2017
Math
27%
ELA
37%
2018
Math
21%
ELA
32%
2019
Math
26%
ELA
32%
2020*
Math
8%
ELA
22%
2021*
Math
7%
ELA
22%
2022
Math
11%
ELA
19%
2023
Math
11%
ELA
17%
2024
Math
12%
ELA
13%
2025
Math
13%
ELA
8%

Multi-year averages used by the rating model: math 22% (multi-year average, 2009-2025) · reading/ELA 25% (multi-year average, 2009-2025)

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Based on 82 test records from MA state assessments and EdFacts (NCES).

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

The neighborhood

Where Mason Elementary School sits, and what the surrounding area looks like.

Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Boston map →

Getting around & local context

  • Walk 85Very Walkable
  • Transit 75Excellent Transit
  • Bike 64Bikeable

Powered byWalk Score

Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)

Median income

$43,255

Median home value

$668,900

Median rent

$1,252/mo

College educated

29.8%

Homeownership

24.5%

Poverty rate

27.5%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 02119; this is area context, not an attendance boundary.

Compare nearby

Nearby same-level schools

4 from a 5-mile search; district fallback available

SchoolScoreGradesDistanceEnrollmentCompare
Dudley Street Neighborhood Charter SchoolCharter · enrollment unverified5.5PK–50.2 mi288Compare →
Orchard Gardens K-8 SchoolEnrollment path unverified6.6PK–80.4 mi672Compare →
Winthrop Elementary SchoolEnrollment path unverified8.2PK–60.6 mi241Compare →
Clap Elementary SchoolEnrollment path unverified6.9PK–60.7 mi130Compare →

Distance is proximity only; it is not attendance eligibility.

Charter · enrollment unverified: Potential charter option; enrollment requirements have not been verified.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

Boston

Schools in district
109
Rank in district
#81 of 109
District spending per student
$37,200NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
21.6%Census SAIPE · 2024

Mason Elementary School is listed in Boston; a district label does not verify attendance for an address.

About Mason Elementary School

Mason Elementary School is a public elementary school in Roxbury, MA, part of Boston, serving approximately 189 students in grades Pre-K-5th with a 9.9:1 student-teacher ratio. It holds a MySchoolScout rating of 5.0 out of 10 and ranks #1,326 of 1,793 schools in MA. State assessment records show 22% math proficiency (multi-year average, 2009-2025) and 25% reading/ELA proficiency (multi-year average, 2009-2025).

Frequently asked questions

Common questions about Mason Elementary School

What grades does Mason Elementary School serve?

Mason Elementary School serves students in grades Pre-K through 5th.

How many students attend Mason Elementary School?

Mason Elementary School has an enrollment of approximately 189 students.

What is the student-teacher ratio at Mason Elementary School?

The student-teacher ratio at Mason Elementary School is 9.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Mason Elementary School rank in MA?

Mason Elementary School ranks #1,326 of 1,793 schools in MA.

What is Mason Elementary School's MySchoolScout rating?

Mason Elementary School has a current MySchoolScout rating of 5.0 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 Mason Elementary School?

Based on loaded state assessment records, Mason Elementary School has 22% math proficiency (multi-year average, 2009-2025) and 25% reading/ELA proficiency (multi-year average, 2009-2025).

Is Mason Elementary School a charter school?

No, Mason Elementary School is not a charter school. It is a traditional public school operated by the local school district.

Is Mason Elementary School a Title I school?

No, Mason Elementary School is not currently a Title I school.

School factsNCES Common Core of Data (CCD) (SY 2023–24)

Grades
Pre-K – 5th
Enrollment
189
Student-Teacher Ratio
9.9:1
Teachers (FTE)
19
Type
regular
Setting
Large City
County
Suffolk County
Chronic Absenteeism (SY 2022-23)
27.5%
Area population (ZIP 02119)
26,851
Area average commute
29.2 min
Area median age
35.3
About this school's data

Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.

School directory (enrollment, grades, staff, contact)
NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
  • Source period: SY 2023–24. A newer release may be available.
MySchoolScout rating and rank
MySchoolScout ranking model · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
Math proficiency
State department of education · 2025 MCAS · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2025 MCAS · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
State assessments · Mixed source periods · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
Neighborhood (income, housing, education)
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
  • Older source: ACS 2019–2023 5-year estimates. Use as historical context.
  • Reported for the ZCTA for ZIP 02119; this does not measure the attendance area.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24

About our data · How we calculate scores

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