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Average

#140 of 457 private schools in VA

Top 30% of private schools

St Thomas More Cathedral School

Elementary School

105 N THOMAS ST, Arlington, VA 22203

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on 35 schools in Arlington. Learn more

Enrollment

456

Student-Teacher

12.5:1

Score

6.9

Grades

Pre-K – 8th

Updated 2021-22

How this school compares

In Arlington

#2 of 8

public schools

Virginia elementary schools

#58 of 200

About St Thomas More Cathedral School

ST Thomas More Cathedral School is located in Arlington, Virginia, at 105 N Thomas St. Serving students from pre-kindergarten through eighth grade, the school has a student body of 456 and maintains a supportive student-to-teacher ratio of 12.5:1 with 36 full-time teachers. Despite its MySchoolScout rating of 4.9 out of 10 and ranking in the 19th percentile among Virginia schools, ST Thomas More Cathedral School focuses on providing a nurturing educational environment that emphasizes student development and growth.

While specific academic scores are not available, the school continues to work diligently with its dedicated staff to ensure all students receive personalized attention and support. Located in the heart of Arlington, a mid-size city, the school benefits from being part of an active community that values education and offers plenty of cultural and recreational opportunities for families.

What Parents Should Know

As a private school, St Thomas More Cathedral 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

Beta

How St Thomas More Cathedral School compares to 32 public schools serving similar grades in Arlington, VA

Student-Teacher Ratio
12.5:1
This School
vs
12.7:1
Public Avg
Avg School Size
456
This School
vs
602
Public Avg
Avg School Scout Rating
6.9
This School
vs
7.1
Public Avg

Student Demographics

White 59.9% vs 0%
Black 11.2% vs 0%
Hispanic 7.7% vs 0%
Asian 5.7% vs 0%
St Thomas More Cathedral School Arlington Public Avg

Nearby Elementary Schools

School Rating
St Thomas More Cathedral School (this school) 6.9
Alice West Fleet Elementary 5.3
Jefferson Middle 6.7
Barrett Elementary 5.2
Barcroft Elementary 6.1
Long Branch Elementary 4.3
Montessori Public School of Arlington 9.0
Integration Station 7.5
Randolph Elementary 4.8
Escuela Key Elementary 8.5
Arlington Science Focus School 8.4
Kenmore Middle 7.6
Campbell Elementary 8.4
Jamestown Elementary 8.8
Carlin Springs Elementary 4.0
Claremont Immersion 6.8
Ashlawn Elementary 8.3
Glebe Elementary 8.2
Innovation Elementary 5.1
Dr. Charles R. Drew Elementary 4.3
Hoffman-Boston Elementary 5.2

Showing 20 of 32 schools. View all schools in Arlington

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 VA.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
C+ 3.8 / 10
View breakdown
Student-Teacher Ratio 12.5:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
A+ 9.6 / 10
View breakdown
School Day Length 7.8 hours
Annual Instructional Hours 1,404
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 8.5 / 10
View breakdown
Diversity Index 59%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
A- 8.4 / 10
View breakdown
Enrollment 456
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 VA

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

White 59.9%
Two or More 14.0%
Black 11.2%
Hispanic 7.7%
Asian 5.7%
Native American 1.1%
Pacific Islander 0.4%

Source: NCES Private School Survey (PSS)

Location

105 N THOMAS ST, Arlington, VA 22203

Nearby Alternatives

Families considering St Thomas More Cathedral School may also want to explore other elementary schools in the area. Montessori Public School of Arlington (rated 9.0/10, 0.9 miles away), which scores notably higher. Another option is Escuela Key Elementary (rated 8.5/10, 1.1 miles away), which scores notably higher. Additionally, Arlington Science Focus School (rated 8.4/10, 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
Alice West Fleet Elementary Arlington 0.4 mi 5.3
Jefferson Middle Arlington 0.4 mi 6.7
Barrett Elementary Arlington 0.4 mi 5.2
CHESTERBROOK MONTESSORI SCHOOL-ARLINGTON FOREST Arlington 0.5 mi
Barcroft Elementary Arlington 0.7 mi 6.1
OUR SAVIOR LUTHERAN SCHOOL Arlington 0.7 mi 5.5
Integration Station Arlington 0.9 mi 7.5
ARLINGTON MONTESSORI HOUSE Arlington 1.1 mi
Randolph Elementary Arlington 1.1 mi 4.8
Long Branch Elementary Arlington 0.9 mi 4.3
Montessori Public School of Arlington Arlington 0.9 mi 9.0
THE SYCAMORE SCHOOL Arlington 1.0 mi 6.7
Arlington Community High Arlington 1.0 mi 4.9
Washington-Liberty High Arlington 1.2 mi 7.2
Arlington Science Focus School Arlington 1.3 mi 8.4
Escuela Key Elementary Arlington 1.1 mi 8.5
METTA MONTESSORI SCHOOL Arlington 1.2 mi
FULL CIRCLE MONTESSORI SCHOOL Arlington 1.4 mi
Claremont Immersion Arlington 1.6 mi 6.8
ST ANN CATHOLIC SCHOOL Arlington 1.4 mi 5.9

Neighborhood Census ACS (2019-2023)

Census data for ZIP 22203 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$132,402

Median Home Value

$809,700

Median Rent

$2,318/mo

Population

25,921

College Educated

78%

Homeownership

31.4%

Avg Commute

26.8 min

Poverty Rate

10.2%

Median Age

33.7

Community Profile

The community surrounding St Thomas More Cathedral School has a median household income of $132,402. It is a well-educated community where 78% of adults hold a bachelor's degree or higher. The median home value in the area is $809,700, with a median rent of $2,318/month. The area has a poverty rate of 10.2%. The average commute for residents is 27 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
A.G. Richardson Elementary Culpeper, VA 6.9
Cave Spring Elementary Roanoke, VA 6.9
Centerville Elementary Virginia Beach, VA 6.9
D.G. Cooley Elementary Berryville, VA 6.9
Dare Elementary Yorktown, VA 6.9
Drewry Mason Elementary Ridgeway, VA 6.9

Frequently Asked Questions

Common questions about St Thomas More Cathedral School

What grades does St Thomas More Cathedral School serve?

St Thomas More Cathedral School serves students in grades Pre-K through 8th.

How many students attend St Thomas More Cathedral School?

St Thomas More Cathedral School has an enrollment of approximately 456 students.

What is the student-teacher ratio at St Thomas More Cathedral School?

The student-teacher ratio at St Thomas More Cathedral School is 12.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does St Thomas More Cathedral School rank in VA?

St Thomas More Cathedral School is ranked #140 out of 457 private schools in VA.

What is St Thomas More Cathedral School's MySchoolScout rating?

St Thomas More Cathedral School has a composite rating of 6.9 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 Thomas More Cathedral School a private school?

Yes, St Thomas More Cathedral 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 Thomas More Cathedral School a religious school?

St Thomas More Cathedral School has a Roman Catholic religious affiliation.

11 schools nearby View map →

Quick Facts NCES PSS (SY 2021-22)

Grades
Pre-K – 8th
Enrollment
456
Gender Split
48% M / 52% F
Student-Teacher Ratio
12.5:1
Teachers (FTE)
36
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
7.8 hours
Days Per Year
180 days
Setting
Midsize City
County
ARLINGTON
Data Year
2022–2023

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 methodology

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