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SCHOOL COMMUNITY·WILLIAM PENN SD·NCES 422639000943

Penn Wood MS

121 Summit St, Darby, PA 19023 · (610) 586-1804 · Delaware County
GRADES 07–08MIDDLE21-SUBURBTITLE IREGULAR SCHOOL667 STUDENTS
Enrollment
667
Middle
DISTRICT 409 · STATE 594
Student : Teacher
12.6:1
53 FTE teachers
DISTRICT 16.1:1 · STATE 13.2:1
Free / Reduced Lunch
95%
635 students
DISTRICT 102% · 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
Grade 7
359
Grade 8
308
Student demographics
White
152%
DISTRICT 4% · STATE 60%
Hispanic
284%
DISTRICT 5% · STATE 16%
Black
57486%
DISTRICT 84% · STATE 14%
Asian
122%
DISTRICT 2% · STATE 5%
Two+
315%
DISTRICT 5% · STATE 5%
Native American
51%
DISTRICT 0% · STATE 0%
Pacific Islander
20%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
34452%
Female
32348%

Discussions

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
25.5%
PA avg 51.1% . -3.0pp since 2023
Math
7.0%
PA avg 43.0% . -0.3pp since 2023
Source: PSSA + Keystone. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
UNDERPERFORMING
Bottom 10% of PA schools after controlling for student poverty
Actual proficiency
17.5%
composite math + reading, all grades
Predicted
36.8%
based on PA schools with similar FRL share
Beats by
-19.3pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
667
-54 (-7%) vs 2017
Student : Teacher
12.6:1
was 13.4:1
% White
2%
was 2%
% Hispanic
4%
was 3%
% Black
86%
was 92%
% Asian
2%
was 2%
Source: NCES Common Core of Data

About Penn Wood MS

As a mid-sized middle-grades school in Darby, Pennsylvania, Penn Wood MS caters to 667 students from grades 7 through 8, run under William Penn SD.

William Penn SD runs 11 schools in total, collectively educating 4,499 students. Penn Wood MS is one of those campuses.

Looking at the student body, Penn Wood MS logs that 86% of students identify as Black, making the school strongly Black-majority; the rest consists of 5% multiracial, 4% Hispanic, 2% White. The wider county runs roughly 22% Black, putting the school's mix noticeably more Black than the area baseline.

Looking at school resources, Penn Wood MS shows 53 full-time-equivalent teachers, putting the student-to-teacher ratio at about 12.6:1. The state averages about 13.2:1, putting this campus right in line with peers. An estimated 95% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against Delaware County (around 58%), the school's rate is meaningfully above typical.

With demographic context factored in, Penn Wood MS is in the bottom 10% of Pennsylvania public schools. The BeatsExpectations model predicts schools with this FRL share to land around 36.8%; Penn Wood MS posts 17.5%, -19.3 points below that line.

Around the school, Delaware County reports that the typical household earns roughly $89,546 per year, roughly 42% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 7%. Penn Wood MS is one of 113 public schools in Delaware County (combined enrollment of about 74,663 students).

The closest other public school is Walnut Street El Sch, roughly 0.4 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 7 schools in that immediate cluster with test data (this one included), Penn Wood MS ranks 7th on composite proficiency, below the local average of 21.7%.

The school occupies an outer-ring site.

Trend over the last 7 years. Over the past 7-year window, the student count decreased 7%: 721 students in 2018 compared to 667 in 2025. Over the same period, the Black share decreased from 92% to 86%.

Inside the community feed, recent activity here tends to focus on open house dates, ride-share offers, and field-trip permission slips. Posting is open to anyone connected to the school.

Delaware County at a glance

View full county profile
Population
579,222
Census ACS
Median income
$89,546
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
113
74,663 students

Quick facts

School name
Penn Wood MS
District
William Penn SD
Address
121 Summit St, Darby, PA 19023
Phone
(610) 586-1804
County
Delaware County
Level
Middle
Grade range
07–08
Total enrollment
667
Teachers (FTE)
53
Student–teacher ratio
12.6:1
Free/Reduced lunch
635 (95%)
Locale
21-Suburb: Large
NCES ID
422639000943
Charter school
No
Virtual school
No

Related schools

Other schools in William Penn SD
Other schools in Darby
Nearby schools

Frequently asked questions

About Penn Wood MS
What is the total enrollment at Penn Wood MS?
Penn Wood MS enrolls approximately 667 students in grades 07-08.
What age range does Penn Wood MS serve?
Penn Wood MS serves students from grade 07 through grade 08.
How many students per teacher at Penn Wood MS?
Approximately 12.6:1 students per teacher at Penn Wood MS.
What is the student diversity at Penn Wood MS?
Student demographics at Penn Wood MS are roughly 2% White, 4% Hispanic, 86% Black, 2% Asian, 5% Two or more.
What district is Penn Wood MS in?
Penn Wood MS is part of William Penn SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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