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Average

#700 of 872 private schools in PA

Archbishop John Carroll High School

High School

211 W MATSONFORD RD, Radnor, PA 19087

Private Estimated Score

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

Enrollment

674

Student-Teacher

20.7:1

Score

5.4

Grades

9th – 12th

Updated 2021-22

How this school compares

In Radnor

#4 of 4

public schools

Pennsylvania high schools

#113 of 120

About Archbishop John Carroll High School

Archbishop John Carroll High School is located in Radnor, Pennsylvania, in Delaware County, serving students in grades 9 through 12. With an enrollment of 674 students and 33 full-time equivalent teachers, the school operates with a student-teacher ratio of 20.7:1. It functions as a regular public school in a large suburban setting.

Academic performance data and standardized test scores are not currently available through MySchoolScout. The surrounding 19087 ZIP code is one of the Main Line's most prestigious communities, with a median household income of $161,554 and a median home value of $674,800. An impressive 79% of residents hold a bachelor's degree or higher, and the poverty rate is just 3.3%.

With a ZIP population of about 33,600, Radnor Township is a cornerstone community of Philadelphia's affluent western suburbs, known for its long tradition of academic excellence, extensive green space, and deeply engaged parent community, all of which form a supportive environment for a substantial Catholic high school.

What Parents Should Know

The student-teacher ratio at Archbishop John Carroll High School is 20.7:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

As a private school, Archbishop John Carroll High 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 Archbishop John Carroll High School compares to the 2 public schools in Radnor, PA

Student-Teacher Ratio
20.7:1
This School
vs
12.6:1
Public Avg
Avg School Size
674
This School
vs
865
Public Avg
Avg School Scout Rating
5.4
This School
vs
8.7
Public Avg

Student Demographics

White 69.9% vs 0%
Black 20.3% vs 0%
Asian 3.9% vs 0%
Archbishop John Carroll High School Radnor Public Avg

All Schools in Radnor

School Rating
Archbishop John Carroll High School (this school) 5.4
Radnor El Sch 8.4
Radnor SHS 8.9

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 PA.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
C- 2.3 / 10
View breakdown
Student-Teacher Ratio 20.7:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
B+ 7.2 / 10
View breakdown
School Day Length 6.7 hours
Annual Instructional Hours 1,206
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A- 8.4 / 10
View breakdown
Diversity Index 46%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
B 5.9 / 10
View breakdown
Enrollment 674
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 PA

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

White 69.9%
Black 20.3%
Two or More 5.6%
Asian 3.9%
Native American 0.1%
Pacific Islander 0.1%

Source: NCES Private School Survey (PSS)

Location

211 W MATSONFORD RD, Radnor, PA 19087

Nearby Alternatives

Families considering Archbishop John Carroll High School may also want to explore other high schools in the area. Harriton SHS (rated 9.3/10, 2.0 miles away, in nearby Rosemont), which scores notably higher. Another option is Radnor SHS (rated 8.9/10, 0.5 miles away), which scores notably higher. Additionally, VALLEY FORGE MILITARY ACADEMY (rated 7.8/10, 1.6 miles away, in nearby Wayne), which scores notably higher. For more schools in Radnor, see our Radnor schools guide .

Nearby Schools

20 within 2.0 mi
School Distance Rating
THE GRAYSON SCHOOL Radnor 0.0 mi 8.6
ST KATHERINE DAY SCHOOL -UPPER Radnor 0.0 mi 8.4
ARCHBISHOP CARROLL HIGH SCHOOL Malvern 0.0 mi 6.1
Radnor El Sch Radnor 0.4 mi 8.4
Radnor SHS Radnor 0.5 mi 8.9
Black Rock MS Villanova 0.8 mi 9.7
THE AGNES IRWIN SCHOOL Bryn Mawr 1.2 mi 7.5
TRINITY NURSERY & KINDERGARTEN King Of Prussia 1.8 mi
ST KATHARINE OF SIENA SCHOOL Wayne 1.5 mi 5.3
VALLEY FORGE MILITARY ACADEMY Wayne 1.6 mi 7.8
HOLY CHILD SCHOOL AT ROSEMONT Bryn Mawr 1.7 mi 7.0
HILL TOP PREPARATORY SCHOOL Bryn Mawr 2.1 mi 7.4
Gulph EL Sch King Of Prussia 2.2 mi 6.7
Radnor MS Wayne 1.7 mi 9.5
MAIN LINE CLASSICAL ACADEMY INC Bryn Mawr 2.2 mi 8.4
ACADEMY-NOTRE DAME DE NAMUR Villanova 2.2 mi 6.8
SACRED HEART ACADEMY BRYN MAWR Bryn Mawr 2.4 mi 8.1
ST ALOYSIUS ACADEMY Bryn Mawr 2.4 mi 8.0
Harriton SHS Rosemont 2.0 mi 9.3
HERITAGE SCHOOL Wayne 2.0 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 19087 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$165,451

Median Home Value

$693,200

Median Rent

$2,130/mo

Population

33,770

College Educated

78.1%

Homeownership

72.3%

Avg Commute

25.4 min

Poverty Rate

3.5%

Median Age

39.8

Community Profile

The community surrounding Archbishop John Carroll High School has a median household income of $165,451. 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 $693,200, with a median rent of $2,130/month. The local poverty rate of 3.5% is relatively low. The average commute for residents is 25 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
Clarion Area JSHS Clarion, PA 5.4
Eisenhower MS/HS Russell, PA 5.4
Jersey Shore Area SHS Jersey Shore, PA 5.4
Midd-West HS Middleburg, PA 5.4
North Penn-Mansfield JSHS Mansfield, PA 5.4
Riverside HS Ellwood City, PA 5.4

Frequently Asked Questions

Common questions about Archbishop John Carroll High School

What grades does Archbishop John Carroll High School serve?

Archbishop John Carroll High School serves students in grades 9th through 12th.

How many students attend Archbishop John Carroll High School?

Archbishop John Carroll High School has an enrollment of approximately 674 students.

What is the student-teacher ratio at Archbishop John Carroll High School?

The student-teacher ratio at Archbishop John Carroll High School is 20.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does Archbishop John Carroll High School rank in PA?

Archbishop John Carroll High School is ranked #700 out of 872 private schools in PA.

What is Archbishop John Carroll High School's MySchoolScout rating?

Archbishop John Carroll High School has a composite rating of 5.4 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 Archbishop John Carroll High School a private school?

Yes, Archbishop John Carroll High 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 Archbishop John Carroll High School a religious school?

Archbishop John Carroll High School has a Roman Catholic religious affiliation.

11 schools nearby View map →

Quick Facts NCES PSS (SY 2021-22)

Grades
9th – 12th
Enrollment
674
Gender Split
41% M / 59% F
Student-Teacher Ratio
20.7:1
Teachers (FTE)
33
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
6.7 hours
Days Per Year
180 days
Setting
Large Suburb
County
DELAWARE
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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