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Massachusetts public elementary school

Cyrus E Dallin Elementary

Arlington school district

A-
overall grade

Ranks #130 of 895 Massachusetts elementary schools — top 15%.

Overall rank
#130
of 895 schools
ELA · 2024–2026
67%+24 vs MA
MA average 42%
Math · 2024–2026
61%+18 vs MA
MA average 43%
Avg class size
19
384 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: Attendance, in the top 11% statewide. Students attend 95.6% of school days on average.
  • Relative weak spot: Teacher quality ranks in the top 44%, below its other categories.
  • Trend: Math is down 13 points since 2023 (78% to 65%).
  • Trend: Chronic absence has fallen from 11% in 2022 to 5.6% in 2025.
Where it stands among 895 Massachusetts elementary schools
Bottom of MATop of MA
Overall
Above averagetop 15% · #130
ELA
Above averagetop 12% · #101
Math
Above averagetop 22% · #195
Attendance
Above averagetop 11% · #91
Teacher quality
Averagetop 44% · #385

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

Both ELA and Math have 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 Arts69%in 2026 · state 43%
26 points above the state
0%50%100%This school69%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)510
Average scaled score, Math (500+ = meeting expectations)509
Achievement percentile vs. MA schools (ELA · Math)92nd · 83rd

Students & classrooms

Classrooms
Students384
Average class size19MA avg 18
Students per teacher12.2MA avg 12.1
Who attends
White
62.2%
Asian
16.9%
Multi-Race
11.7%
Hispanic/Latino
8.3%
Black/African American
0.8%

52.3% girls · 47.7% boys

Student needs
Low incomeLower than average
This school
7.6%
MA avg
42.8%
English learnersLower than average
This school
2.1%
MA avg
17.2%
Students with disabilitiesLower than average
This school
19.3%
MA avg
22.3%

Teachers

Licensed teachersAbout average
This school
100%
MA avg
98.4%
Experienced teachersAbout average
This school
74.9%
MA avg
73.2%
Teaching in their fieldAbout average
This school
97%
MA avg
92.4%
Stayed from last yearAbout average
This school
88.6%
MA avg
82.7%
More staffing details
Teachers (full-time equivalent)32
Principal retention100%
General education teachers90.6%
Special education teachers6.2%
English learner teachers3.1%

Attendance & safety

Attendance rateBetter than average
This school
95.6%
MA avg
94.1%
Chronically absentmissed 10%+ of daysBetter than average
This school
5.6%
MA avg
15.6%

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

About Arlington

Middlesex County · Greater Boston — Inside I-95
Avg single-family home value$1.12MMA median $588K
Avg property tax bill$11,947MA median $6,814
Tax rate$10.70 per $1,000MA median $12.40
Income per person$81,258MA median $47,872
Local kids in public school93.8%
Town bond ratingAAA
Free cash reserves10.3% of budget

Arlington 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.

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