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Average

#385 of 457 private schools in VA

St Timothy Catholic School

Elementary School

13809 POPLAR TREE RD, Chantilly, VA 20151

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on VA statewide data. Learn more

Enrollment

642

Student-Teacher

17.7:1

Score

5.2

Grades

Pre-K – 8th

Updated 2021-22

How this school compares

In Chantilly

#6 of 6

public schools

Virginia elementary schools

#171 of 200

About St Timothy Catholic School

St. Timothy Catholic School is a large Catholic elementary school in Chantilly, Virginia, serving 642 students from preschool through 8th grade. With 36 full-time equivalent teachers and a student-teacher ratio of 17.7:1, the school provides faith-based education through a broad range of elementary grades.

The school has not been rated by MySchoolScout and no standardized test data is available. Located in the 20151 zip code in Fairfax County's large suburban area, the school serves the Chantilly community in Northern Virginia's tech-heavy corridor. The surrounding neighborhood has a median household income of $137,483, a median home value of $628,900, and 59% of residents holding bachelor's degrees, with a low poverty rate of 4.1%.

Chantilly sits within Fairfax County, one of the wealthiest counties in the United States, offering families access to exceptional public services, parks, and the economic opportunities of the Washington, D.C. region.

What Parents Should Know

As a private school, St Timothy Catholic 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 Timothy Catholic School compares to 5 public schools serving similar grades in Chantilly, VA

Student-Teacher Ratio
17.7:1
This School
vs
13.9:1
Public Avg
Avg School Size
642
This School
vs
872
Public Avg
Avg School Scout Rating
5.2
This School
vs
6.7
Public Avg

Student Demographics

White 70.2% vs 0%
Asian 6.5% vs 0%
Hispanic 5.5% vs 0%
Black 2.5% vs 0%
St Timothy Catholic School Chantilly Public Avg

Nearby Elementary Schools

School Rating
St Timothy Catholic School (this school) 5.2
Rocky Run Middle 8.2
Poplar Tree Elementary 6.7
Brookfield Elementary 4.1
Franklin Middle 7.0
J. Michael Lunsford Middle 7.3

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- 2.0 / 10
View breakdown
Student-Teacher Ratio 17.7:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
A 8.5 / 10
View breakdown
School Day Length 7.2 hours
Annual Instructional Hours 1,317.6
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
B+ 7.0 / 10
View breakdown
Diversity Index 48%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
B 6.1 / 10
View breakdown
Enrollment 642
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 70.2%
Two or More 14.0%
Asian 6.5%
Hispanic 5.5%
Black 2.5%
Pacific Islander 0.9%
Native American 0.3%

Source: NCES Private School Survey (PSS)

Location

13809 POPLAR TREE RD, Chantilly, VA 20151

Nearby Alternatives

Families considering St Timothy Catholic School may also want to explore other elementary schools in the area. Greenbriar West Elementary (rated 8.2/10, 1.1 miles away, in nearby Fairfax), which scores notably higher. Another option is MONTESSORI SCHOOL OF FAIRFAX (rated 8.1/10, 2.3 miles away), which scores notably higher. Additionally, Powell Elementary (rated 7.7/10, 2.0 miles away, in nearby Centreville), which scores notably higher. For more schools in Chantilly, see our Chantilly schools guide .

Nearby Schools

20 within 3.0 mi
School Distance Rating
Brookfield Elementary Chantilly 0.8 mi 4.1
Poplar Tree Elementary Chantilly 0.8 mi 6.7
GUIDEPOST MONTESSORI AT CHANTILLY Chantilly 0.7 mi 7.2
Rocky Run Middle Chantilly 0.8 mi 8.2
Greenbriar West Elementary Fairfax 1.1 mi 8.2
Chantilly High Chantilly 1.1 mi 8.4
MONTESSORI SCHOOL OF CHANTILLY Chantilly 1.2 mi
BEANTREE LEARNING - CHANTILLY Chantilly 1.1 mi
THE GODDARD SCHOOL Chantilly 1.2 mi
Lees Corner Elementary Fairfax 1.5 mi 7.6
Greenbriar East Elementary Fairfax 1.6 mi 5.8
Powell Elementary Centreville 2.0 mi 7.7
MONTESSORI SCHOOL OF FAIRFAX Chantilly 2.3 mi 8.1
Stone Middle Centreville 1.9 mi 6.2
Mountain View High Centreville 2.3 mi 6.0
Cub Run Elementary Centreville 1.9 mi 6.0
Franklin Middle Chantilly 2.5 mi 7.0
ST VERONICA CATHOLIC SCHOOL Chantilly 2.6 mi 6.4
Westfield High Chantilly 2.4 mi 7.5
PRIMROSE SCHOOL OF CHANTILLY Chantilly 3.0 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 20151 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$143,422

Median Home Value

$647,400

Median Rent

$2,245/mo

Population

22,502

College Educated

57.2%

Homeownership

79.5%

Avg Commute

29.2 min

Poverty Rate

6.4%

Median Age

40.7

Community Profile

The community surrounding St Timothy Catholic School has a median household income of $143,422. It is a well-educated community where 57% of adults hold a bachelor's degree or higher. The median home value in the area is $647,400, with a median rent of $2,245/month. The local poverty rate of 6.4% is relatively low. The average commute for residents is 29 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
Abingdon Elementary Arlington, VA 5.2
Barrett Elementary Arlington, VA 5.2
Bon Air Elementary Bon Air, VA 5.2
Chancellor Elementary Fredericksburg, VA 5.2
Cold Harbor Elementary Mechanicsville, VA 5.2
Dublin Elementary Dublin, VA 5.2

Frequently Asked Questions

Common questions about St Timothy Catholic School

What grades does St Timothy Catholic School serve?

St Timothy Catholic School serves students in grades Pre-K through 8th.

How many students attend St Timothy Catholic School?

St Timothy Catholic School has an enrollment of approximately 642 students.

What is the student-teacher ratio at St Timothy Catholic School?

The student-teacher ratio at St Timothy Catholic School is 17.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does St Timothy Catholic School rank in VA?

St Timothy Catholic School is ranked #385 out of 457 private schools in VA.

What is St Timothy Catholic School's MySchoolScout rating?

St Timothy Catholic School has a composite rating of 5.2 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 Timothy Catholic School a private school?

Yes, St Timothy Catholic 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 Timothy Catholic School a religious school?

St Timothy Catholic School has a Roman Catholic religious affiliation.

11 schools nearby View map →

Quick Facts NCES PSS (SY 2021-22)

Grades
Pre-K – 8th
Enrollment
642
Gender Split
55% M / 45% F
Student-Teacher Ratio
17.7:1
Teachers (FTE)
36
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
7.2 hours
Days Per Year
183 days
Setting
Large Suburb
County
FAIRFAX
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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