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Excellent

#219 of 1,793 schools in MA

Top 12% in state

Mary E Flaherty School

Elementary School · Braintree

99 Lakeside Dr, Braintree, MA 02184

Enrollment

281

Student-Teacher

10.8:1

Score

8.4

Grades

Kindergarten – 4th

Data vintage2022-23

How this school compares

Massachusetts schools

#219 of 1,793

In Braintree

#3 of 10

public schools

In district

#3 of 10

Braintree

Equity

9.4 / 10

Excellent

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Mary E Flaherty School

8.4/10

Elementary School in Braintree · grades Kindergarten – 4th. Start here, then compare fit against nearby and district options.

Step Ahead Kindergarten

Nearby

0.7 mi away. Use as a geographic alternative in the same move search.

Archbishop Williams High School

4.4/10

0.8 mi away. Use as a geographic alternative in the same move search.

About Mary E Flaherty School

Mary E Flaherty School is a public elementary school in Braintree, MA, part of Braintree. Mary E Flaherty School serves approximately 281 students, and covers grades Kindergarten-4th, and has a 10.8:1 student-teacher ratio. Mary E Flaherty School has a current MySchoolScout rating of 8.4 out of 10 and ranks #219 of 1,793 schools in MA.

Structured state assessment records for Mary E Flaherty School show 65% math proficiency (multi-year average, 2009-2025) and 70% reading/ELA proficiency (multi-year average, 2009-2025).

How it compares1.2 pts above district
  • This school 8.4 · Excellent
  • District avg 7.2
  • MA avg 6.3

Score Breakdown

Full Profile · 3/3 metrics
Student Progress8.0Excellent50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data17
Annual Change-0.82 pts/yr
Data Period2009–2025
TrendStable
Academics9.3Excellent30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency68.5% (2025 MCAS)
Reading/ELA Proficiency71% (2025 MCAS)
Math vs. State Avg+26.4 pts
Reading vs. State Avg+28.4 pts
Overall Proficiency70% (2025 MCAS, Math+ELA)
Expected (poverty-adj.)54% (model expectation from 2025 MCAS)
vs. Expected+16.1 pts
Adjusted Percentile89th
Resources & Environment7.9Very Good20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio10.8:1
Per-Pupil Spending$19,658
Chronic Absenteeism9.3%

Mary E Flaherty School — Students at Mary E Flaherty School score 70% proficient, which is above what's typical for similar communities (expected: 54%).

How we calculate scores →

Test Scores MA MCAS (2024-25)

Math Proficiency 64.8% (multi-year average, 2009-2025)
School
State
44.3% (multi-year state average, 2018-2025)
ELA Proficiency 69.9% (multi-year average, 2009-2025)
School
State
46.6% (multi-year state average, 2018-2025)

Based on 62 test records from MA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
77%
ELA
82%
2010
Math
72%
ELA
77%
2011
Math
73%
ELA
80%
2012
Math
79%
ELA
75%
2013
Math
74%
ELA
79%
2014
Math
69%
ELA
82%
2015
Math
75%
ELA
82%
2016
Math
53%
ELA
71%
2017
Math
65%
ELA
76%
2018
Math
62.3%
ELA
78%
2019
Math
59.3%
ELA
74.5%
2020*
Math
57%
ELA
67%
2021*
Math
55%
ELA
66.7%
2022
Math
63%
ELA
55.7%
2023
Math
65%
ELA
56%
2024
Math
71%
ELA
47.5%
2025
Math
68.5%
ELA
71%

* 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: 8.0/10.

How Mary E Flaherty School Compares

See how Mary E Flaherty School performs across key quality dimensions compared to state benchmarks.

Overall Score
8.4/10
88th percentile in MA
Academic
9.3/10
Excellent
Growth
8.0/10
Excellent
Environment
7.9/10
Very Good

Funding & Resources

Teaching Staff
11:1 student-teacher ratio
26 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
9.3%

Location

99 Lakeside Dr, Braintree, MA 02184

Nearby Alternatives

Families considering Mary E Flaherty School may also want to explore other elementary schools in the area. Hollis (rated 8.4/10, 0.8 miles away), with a very similar rating. Another option is MEETING HOUSE MONTESSORI SCHOOL (rated 7.1/10, 0.9 miles away), a more accessible option. Additionally, Monatiquot Kindergarten Center (rated 6.5/10, 0.9 miles away), a more accessible option. For more schools in Braintree, see our Braintree schools guide .

Nearby Schools

20 within 2.8 mi
School Distance Rating
STEP AHEAD KINDERGARTEN Braintree 0.7 mi
ARCHBISHOP WILLIAMS HIGH SCHOOL Braintree 0.8 mi 4.4
Monatiquot Kindergarten Center Braintree 0.9 mi 6.5
Hollis Braintree 0.8 mi 8.4
ST COLETTA DAY SCHOOL Braintree 0.9 mi
MEETING HOUSE MONTESSORI SCHOOL Braintree 0.9 mi 7.1
Amelio Della Chiesa Early Childhood Center Quincy 1.2 mi 5.5
Braintree High Braintree 1.2 mi 6.4
THAYER ACADEMY Braintree 1.1 mi 6.8
South West Middle School Quincy 1.3 mi 5.5
Lincoln-Hancock Community School Quincy 1.5 mi 4.7
LUMEN VERUM ACADEMY Braintree 1.5 mi
East Middle School Braintree 1.5 mi 6.4
ADAMS MONTESSORI SCHOOL Quincy 2.2 mi 5.5
Donald Ross Braintree 1.7 mi 5.6
Charles A Bernazzani Elementary Quincy 2.4 mi 5.7
THE WOODWARD SCHOOL Quincy 2.4 mi 6.8
Quincy High Quincy 2.4 mi 5.5
Point Webster Middle Quincy 2.3 mi 4.1
CAMPUS KINDER HAUS Quincy 2.8 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 02184 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$125,305

Median Home Value

$623,200

Median Rent

$1,925/mo

Population

38,762

College Educated

47.1%

Homeownership

77.1%

Avg Commute

32.7 min

Poverty Rate

5.2%

Median Age

41.3

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
General John Nixon Elementary Sudbury, MA 8.4
Hollis Braintree, MA 8.4
THE CHESTNUT HILLSCHOOL Chestnut Hill, MA 8.4
West Somerville Neighborhood Somerville, MA 8.4
Alice M Barrows Reading, MA 8.3
Ayers/Ryal Side School Beverly, MA 8.5

Frequently Asked Questions

Common questions about Mary E Flaherty School

What grades does Mary E Flaherty School serve?

Mary E Flaherty School serves students in grades Kindergarten through 4th.

How many students attend Mary E Flaherty School?

Mary E Flaherty School has an enrollment of approximately 281 students.

What is the student-teacher ratio at Mary E Flaherty School?

The student-teacher ratio at Mary E Flaherty School is 10.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Mary E Flaherty School rank in MA?

Mary E Flaherty School ranks #219 of 1,793 schools in MA.

What is Mary E Flaherty School's MySchoolScout rating?

Mary E Flaherty School has a current MySchoolScout rating of 8.4 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 Mary E Flaherty School?

Based on loaded state assessment records, Mary E Flaherty School has 65% math proficiency (multi-year average, 2009-2025) and 70% reading/ELA proficiency (multi-year average, 2009-2025).

Is Mary E Flaherty School a charter school?

No, Mary E Flaherty School is not a charter school. It is a traditional public school operated by the local school district.

Is Mary E Flaherty School a Title I school?

No, Mary E Flaherty School is not currently a Title I school.

11 schools nearby View map →

Neighborhood Context

Walk Score
48 Car-Dependent
Transit Score
29 Some Transit
Bike Score
42 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 4th
Enrollment
281
Student-Teacher Ratio
10.8:1
Teachers (FTE)
26
Type
regular
Setting
Large Suburb
County
Norfolk County
Chronic Absenteeism (SY 2022-23)
9.3%

District

Braintree
District Enrollment
5,237
Schools in District
10
Per-Pupil Spending
$19,658
District Rank
#3 of 10

How we rate schools

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