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Very Good

#171 of 872 private schools in PA

Top 20% of private schools

The Agnes Irwin School

School

275 S ITHAN AVE, Bryn Mawr, PA 19010

Private Estimated Score

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

Enrollment

573

Student-Teacher

7.5:1

Score

7.5

Grades

Pre-K – 12th

Updated 2021-22

How this school compares

In Bryn Mawr

#5 of 9

public schools

Pennsylvania schools

#73 of 305

About The Agnes Irwin School

The Agnes Irwin School is a public school located in Bryn Mawr, Delaware County, Pennsylvania. Serving students from pre-kindergarten through 12th grade, the school offers a comprehensive educational experience within its large suburban setting. With an enrollment of 573 students and a student-teacher ratio of 7.5:1, Agnes Irwin provides individualized attention to help each child succeed academically.

While specific test score data is not available, the school ranks at #206 out of 872 schools in Pennsylvania, placing it in the 76th percentile statewide. This ranking reflects a solid academic standing with room for continued growth and improvement. Agnes Irwin School focuses on fostering student development through its dedicated team of 77 full-time equivalent teachers.

The school's location within a vibrant suburban community means students have access to various cultural and recreational activities, enhancing their overall educational experience beyond the classroom walls.

What Parents Should Know

With a student-teacher ratio of 7.5:1, The Agnes Irwin School offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.

As a private school, The Agnes Irwin 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 The Agnes Irwin School compares to the 2 public schools in Bryn Mawr, PA

Student-Teacher Ratio
7.5:1
This School
vs
13.1:1
Public Avg
Avg School Size
573
This School
vs
496
Public Avg
Avg School Scout Rating
7.5
This School
vs
9.1
Public Avg

Student Demographics

White 66.1% vs 0%
Black 15% vs 0%
Asian 9.1% vs 0%
Hispanic 2.6% vs 0%
The Agnes Irwin School Bryn Mawr Public Avg

All Schools in Bryn Mawr

School Rating
The Agnes Irwin School (this school) 7.5
Ithan El Sch 9.1
Coopertown El Sch 9.1

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)
A- 8.2 / 10
View breakdown
Student-Teacher Ratio 7.5:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
B- 5.2 / 10
View breakdown
School Day Length 7 hours
Annual Instructional Hours 1,169
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 8.8 / 10
View breakdown
Diversity Index 52%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
B 6.4 / 10
View breakdown
Enrollment 573
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 66.1%
Black 15.0%
Asian 9.1%
Two or More 6.1%
Hispanic 2.6%
Native American 0.5%
Pacific Islander 0.5%

Source: NCES Private School Survey (PSS)

Location

275 S ITHAN AVE, Bryn Mawr, PA 19010

Nearby Alternatives

Families considering The Agnes Irwin School may also want to explore other schools in the area. THE GRAYSON SCHOOL (rated 8.6/10, 1.2 miles away, in nearby Radnor), which scores notably higher. Another option is MAIN LINE CLASSICAL ACADEMY INC (rated 8.4/10, 1.0 miles away), which scores slightly higher. Additionally, ST KATHERINE DAY SCHOOL -UPPER (rated 8.4/10, 1.2 miles away, in nearby Radnor), which scores slightly higher. For more schools in Bryn Mawr, see our Bryn Mawr schools guide .

Nearby Schools

20 within 2.0 mi
School Distance Rating
HILL TOP PREPARATORY SCHOOL Bryn Mawr 0.9 mi 7.4
Radnor SHS Radnor 0.9 mi 8.9
MAIN LINE CLASSICAL ACADEMY INC Bryn Mawr 1.0 mi 8.4
SACRED HEART ACADEMY BRYN MAWR Bryn Mawr 1.1 mi 8.1
ST ALOYSIUS ACADEMY Bryn Mawr 1.2 mi 8.0
THE GRAYSON SCHOOL Radnor 1.2 mi 8.6
ARCHBISHOP JOHN CARROLL HIGH SCHOOL Radnor 1.2 mi 5.4
ST KATHERINE DAY SCHOOL -UPPER Radnor 1.2 mi 8.4
ARCHBISHOP CARROLL HIGH SCHOOL Malvern 1.2 mi 6.1
Radnor El Sch Radnor 1.4 mi 8.4
ACADEMY-NOTRE DAME DE NAMUR Villanova 1.3 mi 6.8
Black Rock MS Villanova 1.5 mi 9.7
Ithan El Sch Bryn Mawr 1.5 mi 9.1
HOLY CHILD SCHOOL AT ROSEMONT Bryn Mawr 1.3 mi 7.0
JACK M BARRACK HEBREW ACADEMY Bryn Mawr 1.4 mi 8.4
STS COLMAN-JOHN NEUMANN Bryn Mawr 1.8 mi 5.5
Coopertown El Sch Bryn Mawr 1.8 mi 9.1
ST KATHARINE OF SIENA SCHOOL Wayne 1.9 mi 5.3
THE SHIPLEY SCHOOL Bryn Mawr 1.9 mi 7.2
Harriton SHS Rosemont 2.0 mi 9.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 19010 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$143,986

Median Home Value

$788,700

Median Rent

$1,890/mo

Population

22,004

College Educated

76.7%

Homeownership

65.4%

Avg Commute

27 min

Poverty Rate

7.4%

Median Age

37.7

Community Profile

The community surrounding The Agnes Irwin School has a median household income of $143,986. It is a well-educated community where 77% of adults hold a bachelor's degree or higher. The median home value in the area is $788,700, with a median rent of $1,890/month. The local poverty rate of 7.4% is relatively low. 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
COVENTRY CHRISTIAN SCHOOLS, INC. Pottstown, PA 7.5
LANCASTER COUNTRY DAY SCHOOL Lancaster, PA 7.5
YESHIVA SCHOOLS OF PITTSBURGH Pittsburgh, PA 7.4
FRIENDS CENTRAL SCHOOL Wynnewood, PA 7.7
THE CITY SCHOOL Philadelphia, PA 7.7
DELAWARE COUNTY CHRISTIAN SCHOOL Newtown Square, PA 7.8

Frequently Asked Questions

Common questions about The Agnes Irwin School

What grades does The Agnes Irwin School serve?

The Agnes Irwin School serves students in grades Pre-K through 12th.

How many students attend The Agnes Irwin School?

The Agnes Irwin School has an enrollment of approximately 573 students.

What is the student-teacher ratio at The Agnes Irwin School?

The student-teacher ratio at The Agnes Irwin School is 7.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does The Agnes Irwin School rank in PA?

The Agnes Irwin School is ranked #171 out of 872 private schools in PA.

What is The Agnes Irwin School's MySchoolScout rating?

The Agnes Irwin School has a composite rating of 7.5 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 The Agnes Irwin School a private school?

Yes, The Agnes Irwin School is a private all-girls school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is The Agnes Irwin School a religious school?

No, The Agnes Irwin School is a nonsectarian (non-religious) private school.

11 schools nearby View map →

Neighborhood Context

Walk Score
15 Car-Dependent
Bike Score
20 Somewhat Bikeable

Powered by Walk Score

FBI UCR. County-level only.

Quick Facts NCES PSS (SY 2021-22)

Grades
Pre-K – 12th
Enrollment
573
Gender Split
0% M / 100% F
Student-Teacher Ratio
7.5:1
Teachers (FTE)
77
Type
private
Coed Status
all-girls
Affiliation
Nonsectarian
School Day
7 hours
Days Per Year
167 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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