Upper Darby Sr. High School
Upper Darby Sr. High School serves 3,855 students in grades 9-12.
Upper Darby Sr. High School placed in the bottom 50% of all schools in Pennsylvania for overall test scores (math proficiency is top 50%, and reading proficiency is bottom 50%) for the 2018-19 school year.
The percentage of students achieving proficiency in math is 49% (which is higher than the Pennsylvania state average of 45%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 59% (which is lower than the Pennsylvania state average of 62%) for the 2018-19 school year.
The student:teacher ratio of 16:1 is higher than the Pennsylvania state level of 14:1.
Minority enrollment is 79% of the student body (majority Black), which is higher than the Pennsylvania state average of 37% (majority Black and Hispanic).
School Overview
Upper Darby Sr. High School's student population of 3,855 students has grown by 6% over five school years.
The teacher population of 236 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
3,855 students

Gender %

Total Classroom Teachers
236 teachers

Students by Grade

School Rankings
Upper Darby Sr. High School is ranked within the bottom 50% of all 2,797 schools in Pennsylvania (based off of combined math and reading proficiency testing data) for the 2018-19 school year.
The diversity score of Upper Darby Sr. High School is 0.68, which is more than the diversity score at state average of 0.56. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1636 out of 2797 schools
(Bottom 50%)
(Bottom 50%)

Math Test Scores (% Proficient)
49%
45%

Reading/Language Arts Test Scores (% Proficient)
59%
62%

Student : Teacher Ratio
16:1
14:1

American Indian
n/a
n/a
Asian
16%
4%

Hispanic
10%
13%

Black
50%
15%

White
21%
63%

Hawaiian
n/a
n/a
Two or more races
3%
5%

All Ethnic Groups



Graduation Rate
83%
86%

Eligible for Free Lunch
95%
49%

Eligible for Reduced Lunch (17-18)
4%
3%

School Statewide Testing
School District Name
Source: 2020-2021 (latest school year available) NCES, PA Dept. of Education
School Reviews
5 10/31/2015
Absolutely amazing place to prepare you for the real world. From academics to extracurriculars Upper Darby does not get enough credit.
5 6/1/2012
A great place to prepare for life.
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