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SCHOOL COMMUNITY·TREDYFFRIN-EASTTOWN SD·NCES 422364001421

Tredyffrin-Easttown Middle School

801 Conestoga Rd, Berwyn, PA 19312 · (610) 240-1200 · Chester County
GRADES 05–08MIDDLE21-SUBURBREGULAR SCHOOL1,056 STUDENTS
A+
allk12 Grade
Scored higher than 95% of Pennsylvania public middle schools
  • A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Pennsylvania public middle schools

Enrollment
1,056
Middle
DISTRICT 1,121 · STATE 594
Student : Teacher
13.7:1
77 FTE teachers
DISTRICT 13.8:1 · STATE 13.2:1
Free / Reduced Lunch
9%
99 students
DISTRICT 8% · STATE 75%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 523923%
Grade 626325%
Grade 729027%
Grade 826425%
Student demographics
59%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 59% · STATE 59% · US 70%
White
58856%
DISTRICT 56% · STATE 60% · US 43%
Hispanic
444%
DISTRICT 5% · STATE 16% · US 30%
Black
283%
DISTRICT 3% · STATE 14% · US 15%
Asian
31930%
DISTRICT 30% · STATE 5% · US 6%
Two+
777%
DISTRICT 6% · STATE 5% · US 5%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
56854%
Female
48846%

School pathway

Students here typically continue to
Tredyffrin-Easttown Middle School→Conestoga SHS
Based on grade levels within Tredyffrin-Easttown SD. Attendance zones can vary; confirm enrollment with the district.

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
78.3%
PA avg 51.1% . -3.9pp since 2023
Math
69.4%
PA avg 43.0% . -0.6pp since 2023

What this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 78 of every 100 students at this school read and write at grade level and about 69 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are down about 4 points since 2023, while math scores have held steady.

PSSA + Keystone results by year

School yearEnglish Language ArtsMath
2024-2578.3%69.4%
2023-2482.2%70.0%
% Proficient or Advanced, all students and all tested grades.
Source: PSSA + Keystone. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
76.0%
composite math + reading, all grades
Predicted
73.6%
based on PA schools with similar FRL share
Beats by
+2.4pp
above demographic expectation

What this means: About 76% of students here test proficient in math and reading, compared with the roughly 74% typical for Pennsylvania schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Pennsylvania's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Tredyffrin-Easttown Middle School

Tredyffrin-Easttown Middle School's state test result (76.0% proficient) is higher than 4 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Tredyffrin-Easttown Middle School this school1,0569.4%76.0%
Lionville Middle School
Exton
1,04513.7%63.8%
Valley Forge Middle School
Wayne
1,1868.2%75.7%
Marshall Middle School
Wexford
8476.3%74.2%
South Fayette Middle School
McDonald
85914.1%76.6%
Marsh Creek Sixth Grade Center
Downingtown
1,06615.2%66.2%
Matched among Pennsylvania middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Tredyffrin-Easttown Middle School ranks

Among middle schools
MeasureThis schoolIn PennsylvaniaIn Chester County
State test proficiency
ranked highest first
76.0%#13 of 479#1 of 18
Math proficiency
ranked highest first
69.4%#19 of 513
▼ 7
#2 of 19
▼ 1
Reading proficiency
ranked highest first
78.3%#21 of 513
▼ 6
#2 of 19
no change
Enrollment
ranked largest first
1,056#41 of 522#5 of 21
Students per teacher
ranked fewest first
13.7:1#313 of 486#17 of 21
Diversity index
ranked most diverse first
59.1%#92 of 486#7 of 21
Free and reduced lunch
ranked highest share first
9.4%#502 of 510#18 of 19
Enrollment change since 2017-18
ranked steepest decline first
-8.7%#199 of 332#8 of 11
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
1,056
-42 (-4%) vs 2020
+80% since 1990-91, when it was 588
Student : Teacher
13.7:1
was 14.1:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,05676.913.7:19% (99)
2023-241,08876.314.3:19% (99)
2022-231,08176.814.1:17% (71)
2020-211,0987814.1:17% (73)
2017-181,15780.114.4:18% (87)
2015-161,0737015.3:18% (83)
2010-111,0396915.1:1N/A
2000-018515714.9:12% (21)
1990-915885410.9:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Tredyffrin-Easttown Middle School.

Since 2017-18: students down 9% (1,157 to 1,056); teachers down 4% (80.1 to 76.9).

About Tredyffrin-Easttown Middle School

Tredyffrin-Easttown Middle School is a large middle school in Berwyn, Pennsylvania, (ZIP code 19312). Its 1,056 students are spread across grades 5 through 8. The typical figure for middle schools in Pennsylvania is about 594 students.

The 8 schools in Tredyffrin-Easttown SD enroll 6,815 students altogether, Tredyffrin-Easttown Middle School among them.

Tredyffrin-Easttown Middle School is 56% White by enrollment. Other students are 30% Asian, 7% multiracial, 4% Hispanic, and 3% Black. By comparison, Chester County residents are about 77% White. The school's diversity index is 59%, meaning two students picked at random have a 59% chance of belonging to different racial or ethnic groups.

Federal records show a student-to-teacher ratio of 13.7:1 at Tredyffrin-Easttown Middle School, with 76.9 full-time-equivalent teachers. That is close to the 13.2:1 average for middle schools in Pennsylvania. Free and reduced-price lunch eligibility, a common measure of family income, is 9%. It compares with 38% for public schools in Chester County.

Measured against Pennsylvania public middle schools, Tredyffrin-Easttown Middle School receives an A+. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.

Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate on state tests of 73.6% for Tredyffrin-Easttown Middle School. The school posts 76.0%, 2.4 points above the prediction.

County data help place the school in context: in Chester County, the median household income is $127,208, roughly 57% of adults have a four-year degree or more, and about 4% of residents live below the federal poverty line. Chester County is home to 111 public schools and about 83,468 public school students.

The school nearest to Tredyffrin-Easttown Middle School is Conestoga SHS, at a distance of about 0.3 miles. A five-mile radius around the school includes at least 8 other public schools. On state test proficiency, Tredyffrin-Easttown Middle School ranks 7th in a group of 8 nearby schools.

In the federal locale system, Tredyffrin-Easttown Middle School is coded Suburb: Large, for schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

Enrollment has fallen by 42 students since 2020-21, to 1,056.

Families, students, and staff can use this page to discuss enrollment questions, class placement, and PTA news at Tredyffrin-Easttown Middle School. Anyone with firsthand experience at this school can post or comment.

Chester County at a glance

View full county profile
Population
547,840
Census ACS
Median income
$127,208
Household, ACS
Bachelor's+
57%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
111
83,468 students

Quick facts

School name
Tredyffrin-Easttown Middle School
District
Tredyffrin-Easttown SD
Address
801 Conestoga Rd, Berwyn, PA 19312
Phone
(610) 240-1200
County
Chester County
Level
Middle
Grade range
05–08
Total enrollment
1,056
Teachers (FTE)
77
Student–teacher ratio
13.7:1
Free and reduced lunch
99 (9%)
Locale
21-Suburb: Large
NCES ID
422364001421
Charter school
No
Virtual school
No

Related schools

Other schools in Tredyffrin-Easttown SD
Other schools in Berwyn
Nearby schools

Frequently asked questions

About Tredyffrin-Easttown Middle School
How many students attend Tredyffrin-Easttown Middle School?
Tredyffrin-Easttown Middle School enrolls approximately 1,056 students in grades 05-08.
Is Tredyffrin-Easttown Middle School an elementary, middle, or high school?
Tredyffrin-Easttown Middle School is a middle school covering grades 05-08.
How many students per teacher at Tredyffrin-Easttown Middle School?
Approximately 13.7:1 students per teacher at Tredyffrin-Easttown Middle School.
How diverse is Tredyffrin-Easttown Middle School?
Tredyffrin-Easttown Middle School reports a student body of 56% White, 4% Hispanic, 3% Black, 30% Asian, 7% Two or more.
Is Tredyffrin-Easttown Middle School public or private?
Tredyffrin-Easttown Middle School is a public K-12 school, overseen by Tredyffrin-Easttown SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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