Serving 1,374 students in grades 7-12, Armstrong Jr. Sr. High School ranks in the top 50% of all schools in Pennsylvania for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 35% (which is lower than the Pennsylvania state average of 38%). The percentage of students achieving proficiency in reading/language arts is 65% (which is higher than the Pennsylvania state average of 55%).
The student-teacher ratio of 12:1 is lower than the Pennsylvania state level of 13:1.
Minority enrollment is 4% of the student body (majority Black and Hispanic), which is lower than the Pennsylvania state average of 40% (majority Hispanic).
Quick Facts (2026)
- Grades: 7-12
- Enrollment: 1,374 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 4%
- Graduation Rate: 88% (Btm 50% in PA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 35% (Btm 50%)
- Reading Proficiency: 65% (Top 50%)
- Science Proficiency: 61% (Btm 50%)
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
Top Rankings
Armstrong Jr. Sr. High School ranks among the top 20% of public schools in Pennsylvania for:
Category
Attribute
Percent Eligible For Free Lunch
School Overview
Armstrong Jr. Sr. High School's student population of 1,374 students has declined by 14% over five school years.
The teacher population of 115 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 7-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,374 students
Total Classroom Teachers
115 teachers
School Rankings
Armstrong Jr. Sr. High School ranks within the top 50% of all 2,733 schools in Pennsylvania (based off of combined math and reading proficiency testing data).
The diversity score of Armstrong Jr. Sr. High School is 0.08, which is less than the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1258 out of 2733 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
35%
38%
Reading/Language Arts Test Scores (% Proficient)
65%
55%
Science Test Scores (% Proficient)
61%
57%
Student-Teacher Ratio
12:1
13:1
American Indian
n/a
n/a
Asian
1%
5%
Hispanic
1%
16%
Black
2%
14%
White
96%
60%
Hawaiian
n/a
n/a
Two or more races
n/a
5%
All Ethnic Groups
Graduation Rate
88%
87%
Eligible for Free Lunch
100%
59%
Eligible for Reduced Lunch (21-22)
2%
1%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PA Dept. of Education
Frequently Asked Questions
What is Armstrong Jr. Sr. High School's ranking?
Armstrong Jr. Sr. High School is ranked #1258 out of 2,733 schools, which ranks it among the top 50% of public schools in Pennsylvania.
What percent of students have achieved state testing proficiency in math and reading?
35% of students have achieved math proficiency (compared to the 38% PA state average), while 65% of students have achieved reading proficiency (compared to the 55% PA state average).
What is the graduation rate of Armstrong Jr. Sr. High School?
The graduation rate of Armstrong Jr. Sr. High School is 88%, which is higher than the Pennsylvania state average of 87%.
How many students attend Armstrong Jr. Sr. High School?
1,374 students attend Armstrong Jr. Sr. High School.
What is the racial composition of the student body?
96% of Armstrong Jr. Sr. High School students are White, 2% of students are Black, 1% of students are Asian, and 1% of students are Hispanic.
What is the student-teacher ratio of Armstrong Jr. Sr. High School?
Armstrong Jr. Sr. High School has a student ration of 12:1, which is lower than the Pennsylvania state average of 13:1.
What grades does Armstrong Jr. Sr. High School offer ?
Armstrong Jr. Sr. High School offers enrollment in grades 7-12 (Supplemental Virtual).
What school district is Armstrong Jr. Sr. High School part of?
Armstrong Jr. Sr. High School is part of Armstrong School District.
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