Average
#321 of 389 private schools in MA
St Agnes School
Elementary School
39 MEDFORD ST, Arlington, MA 02474
Estimated academic score. This school does not have standardized test data. Based on 10 schools in Arlington. Learn more
Enrollment
285
Student-Teacher
13:1
Score
5.1
Grades
Pre-K – 8th
Enrollment
285
Student-Teacher
13:1
Score
5.1
Grades
Pre-K – 8th
Updated
2021-22
Updated 2021-22
How this school compares
In Arlington
#5 of 5
public schools
Massachusetts elementary schools
#151 of 200
Academic performance
8.8 / 10
Exceptional
About St Agnes School
ST Agnes School is a public school located in Arlington, Massachusetts, serving students from pre-kindergarten through eighth grade. With an enrollment of 285 students and a student-teacher ratio of 13:1, the school provides a supportive learning environment with 22 full-time equivalent teachers. ST Agnes focuses on nurturing young minds during their formative years, offering personalized attention to each student.
While specific test score data is not available, the school's MySchoolScout rating and state ranking indicate areas where there may be room for academic growth and improvement. However, the dedicated staff at ST Agnes are committed to fostering a strong foundation in education and personal development for all its students. Situated in a large suburban area, ST Agnes School is part of a vibrant community that values education and supports local schools in their efforts to provide quality learning experiences for young learners.
What Parents Should Know
As a private school, St Agnes School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.
Compare to Public Schools
BetaHow St Agnes School compares to 10 public schools serving similar grades in Arlington, MA
Student Demographics
Nearby Elementary Schools
| School | Rating |
|---|---|
| St Agnes School (this school) | 5.1 |
| Gibbs School | 8.3 |
| Menotomy Preschool | 7.4 |
| Thompson | 7.7 |
| John A Bishop | 8.9 |
| Hardy | 8.7 |
| M Norcross Stratton | 8.5 |
| Ottoson Middle | 8.8 |
| Brackett | 7.4 |
| Peirce | 8.4 |
| Cyrus E Dallin | 8.2 |
Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.
Score Breakdown
What This Rating Measures
This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in MA.
Data Unavailable
View data sources
Score basis: Private school model
Data coverage: 80% of scoring components had data
Components scored: 4 of 5
Ranking pool: Private schools in MA
Test Scores
Test score data not yet available for this school.
Student Demographics NCES PSS (SY 2021-22)
Source: NCES Private School Survey (PSS)
Location
39 MEDFORD ST, Arlington, MA 02474
Nearby Alternatives
Families considering St Agnes School may also want to explore other elementary schools in the area. John A Bishop (rated 8.9/10, 0.7 miles away), which scores notably higher. Another option is Hardy (rated 8.7/10, 0.8 miles away), which scores notably higher. Additionally, M Norcross Stratton (rated 8.5/10, 1.3 miles away), which scores notably higher. For more schools in Arlington, see our Arlington schools guide .
Nearby Schools
20 within 1.4 mi| School | Distance | Rating |
|---|---|---|
| ARLINGTON CATHOLIC HIGH SCHOOL Arlington | 0.1 mi | 5.3 |
| Gibbs School Arlington | 0.4 mi | 8.3 |
| LESLEY ELLIS SCHOOL Arlington | 0.4 mi | 6.7 |
| John A Bishop Arlington | 0.7 mi | 8.9 |
| Menotomy Preschool Arlington | 0.5 mi | 7.4 |
| Thompson Arlington | 0.6 mi | 7.7 |
| Hardy Arlington | 0.8 mi | 8.7 |
| Arlington High Arlington | 0.7 mi | 8.5 |
| ST RAPHAEL SCHOOL Medford | 0.8 mi | 4.4 |
| Brooks School Medford | 1.1 mi | 8.1 |
| M Norcross Stratton Arlington | 1.3 mi | 8.5 |
| THE CAMBRIDGE MATIGNON SCHOOL Cambridge | 1.3 mi | 5.3 |
| Winn Brook Belmont | 1.4 mi | 7.6 |
| West Somerville Neighborhood Somerville | 1.3 mi | 8.3 |
| FAYERWEATHER STREET SCHOOL Cambridge | 1.7 mi | 7.5 |
| Ottoson Middle Arlington | 1.4 mi | 8.8 |
| Medford High Medford | 1.5 mi | 5.7 |
| CHILDRENS OWN SCHOOL Winchester | 1.8 mi | — |
| Belmont High Belmont | 1.7 mi | 7.7 |
| Brackett Arlington | 1.4 mi | 7.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 02474 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$139,199
Median Home Value
$887,000
Median Rent
$2,157/mo
Population
28,283
College Educated
73.8%
Homeownership
58.4%
Avg Commute
32.1 min
Poverty Rate
4.7%
Median Age
38.3
Community Profile
The community surrounding St Agnes School has a median household income of $139,199. It is a well-educated community where 74% of adults hold a bachelor's degree or higher. The median home value in the area is $887,000, with a median rent of $2,157/month. The local poverty rate of 4.7% is relatively low. The average commute for residents is 32 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BLESSED SACRAMENT SCHOOL East Walpole, MA | 5.1 |
| Charlton Elementary Charlton, MA | 5.1 |
| Clifford M Granger Feeding Hills, MA | 5.1 |
| Dudley Elementary Dudley, MA | 5.1 |
| Henri A. Yelle Norton, MA | 5.1 |
| Moody Elementary Lowell, MA | 5.1 |
Frequently Asked Questions
Common questions about St Agnes School
What grades does St Agnes School serve?
St Agnes School serves students in grades Pre-K through 8th.
How many students attend St Agnes School?
St Agnes School has an enrollment of approximately 285 students.
What is the student-teacher ratio at St Agnes School?
The student-teacher ratio at St Agnes School is 13:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does St Agnes School rank in MA?
St Agnes School is ranked #321 out of 389 private schools in MA.
What is St Agnes School's MySchoolScout rating?
St Agnes School has a composite rating of 5.1 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
Is St Agnes School a private school?
Yes, St Agnes School is a private coeducational school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is St Agnes School a religious school?
St Agnes School has a Roman Catholic religious affiliation.
Explore More Schools
Neighborhood Context
- City Safety
- Average (490/100K)
FBI UCR 2024. City-level (Arlington). Data >1 year old.
Quick Facts NCES PSS (SY 2021-22)
- Grades
- Pre-K – 8th
- Enrollment
- 285
- Gender Split
- 50% M / 50% F
- Student-Teacher Ratio
- 13:1
- Teachers (FTE)
- 22
- Type
- private
- Coed Status
- coed
- Affiliation
- Roman Catholic
- School Day
- 6.5 hours
- Days Per Year
- 170 days
- Setting
- Large Suburb
- County
- MIDDLESEX
- Phone
- (781) 643-9031
- Data Year
- 2022–2023
Resources & Links
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
- Best Public Schools in Virginia 2026: Top Districts in NOVA, Richmond & Beyondbest schools
- Best Elementary Schools in America: 2026 Rankingsbest schools
- Best Public Schools in Massachusetts 2026: Top Districts Statewidebest schools
- Best School Districts to Move To in 2026: A Data-Driven Guidebest schools
- Student-Teacher Ratio by State: Complete 2026 Rankingsdata insights
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