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Massachusetts public elementary school

J Harding Armstrong Elementary

Westborough school district

B+
overall grade

Ranks #193 of 895 Massachusetts elementary schools — top 22%.

Overall rank
#193
of 895 schools
ELA · 2024–2026
57%+15 vs MA
MA average 42%
Math · 2024–2026
60%+17 vs MA
MA average 43%
Avg class size
18
392 students

ELA and Math show the share of 3rd graders meeting or exceeding expectations on the MCAS, averaged over 2024–2026.

How it compares

What stands out
  • Strongest area: Teacher quality, in the top 11% statewide. 100% of teachers are licensed and 85.1% are experienced.
  • Relative weak spot: Attendance ranks in the top 50%, below its other categories.
  • Trend: Math is up 17 points since 2023 (48% to 65%).
  • Trend: ELA is up 16 points since 2023 (44% to 60%).
Where it stands among 895 Massachusetts elementary schools
Bottom of MATop of MA
Overall
Above averagetop 22% · #193
ELA
Above averagetop 26% · #225
Math
Above averagetop 24% · #207
Attendance
Averagetop 50% · #440
Teacher quality
Above averagetop 11% · #98

MCAS standings use the 2024–2026 average of grade 3 results, so one unusual year doesn't swing a school's ranking. Scores in the sections below are from 2026.

Test scores

ELA has been above the state average in 7 of 8 years since 2018. Math has been above the state average every year since 2018.

Share of 3rd graders meeting or exceeding expectations on the MCAS. There was no test in 2020.

English Language Arts60%in 2026 · state 43%
17 points above the state
0%50%100%This school60%State43%20172019202120232026
Math65%in 2026 · state 42%
23 points above the state
0%50%100%This school65%State42%20172019202120232026
Detailed scores
Average scaled score, ELA (500+ = meeting expectations)505
Average scaled score, Math (500+ = meeting expectations)509
Achievement percentile vs. MA schools (ELA · Math)80th · 83rd

Students & classrooms

Classrooms
Students392
Average class size18MA avg 18
Students per teacher11.7MA avg 12.1
Who attends
White
46.7%
Asian
29.3%
Hispanic/Latino
12.5%
Multi-Race
6.1%
Black/African American
4.1%
American Indian/Alaska Native
1.3%

51.5% girls · 48.5% boys

Student needs
Low incomeLower than average
This school
19.6%
MA avg
42.8%
English learnersHigher than average
This school
23%
MA avg
17.2%
Students with disabilitiesLower than average
This school
15.3%
MA avg
22.3%

Teachers

Licensed teachersAbout average
This school
100%
MA avg
98.4%
Experienced teachersBetter than average
This school
85.1%
MA avg
73.2%
Teaching in their fieldAbout average
This school
100%
MA avg
92.4%
Stayed from last yearAbout average
This school
85.7%
MA avg
82.7%
More staffing details
Teachers (full-time equivalent)33.5
General education teachers74.6%
Special education teachers14.9%
English learner teachers10.5%

Attendance & safety

Attendance rateAbout average
This school
94.4%
MA avg
94.1%
Chronically absentmissed 10%+ of daysBetter than average
This school
13.1%
MA avg
15.6%

9.6 days absent per student (MA avg 10.3) · Suspensions: Not reported

About Westborough

Worcester County · Greater Boston — I-95 to I-495
Avg single-family home value$810KMA median $588K
Avg property tax bill$12,900MA median $6,814
Tax rate$15.90 per $1,000MA median $12.40
Income per person$67,841MA median $47,872
Local kids in public school94.6%
Town bond ratingAAA
Free cash reserves9.8% of budget

Westborough district profile · What could you afford here? · All towns A–Z

Town figures are FY2026 averages for single-family homes from the Massachusetts Department of Revenue. Assessed values usually run below recent sale prices. "MA median" is the median of the state's 351 towns.

Other schools in Westborough

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