Serving 748 students in grades 6-8, Northley Middle School ranks in the bottom 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 29% (which is lower than the Pennsylvania state average of 38%). The percentage of students achieving proficiency in reading/language arts is 64% (which is higher than the Pennsylvania state average of 55%).
The student-teacher ratio of 14:1 is higher than the Pennsylvania state level of 13:1.
Minority enrollment is 21% of the student body (majority Black and Hispanic), which is lower than the Pennsylvania state average of 39% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 748 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 21%
- Overall Testing Rank: Bottom 50% in PA
- Math Proficiency: 29% (Btm 50%)
- Reading Proficiency: 64% (Top 50%)
- Science Proficiency: 48% (Btm 50%)
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
School Overview
Northley Middle School's student population of 748 students has declined by 5% over five school years.
The teacher population of 53 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
748 students
Gender %
Total Classroom Teachers
53 teachers
School Calendar
School Rankings
Northley Middle School ranks within the bottom 50% of all 2,733 schools in Pennsylvania (based off of combined math and reading proficiency testing data).
The diversity score of Northley Middle School is 0.37, which is less than the diversity score at state average of 0.59. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1453 out of 2733 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
29%
38%
Reading/Language Arts Test Scores (% Proficient)
64%
55%
Science Test Scores (% Proficient)
48%
57%
Student-Teacher Ratio
14:1
13:1
American Indian
n/a
n/a
Asian
3%
5%
Hispanic
5%
15%
Black
8%
14%
White
79%
61%
Hawaiian
n/a
n/a
Two or more races
5%
5%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
33%
60%
Eligible for Reduced Lunch
2%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PA Dept. of Education
Frequently Asked Questions
What is Northley Middle School's ranking?
Northley Middle School is ranked #1453 out of 2,733 schools, which ranks it among the bottom 50% of public schools in Pennsylvania.
What schools are Northley Middle School often compared to?
Northley Middle Schoolis often viewed alongside schools like Garnet Valley Middle School, Chichester Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
29% of students have achieved math proficiency (compared to the 38% PA state average), while 64% of students have achieved reading proficiency (compared to the 55% PA state average).
How many students attend Northley Middle School?
748 students attend Northley Middle School.
What is the racial composition of the student body?
79% of Northley Middle School students are White, 8% of students are Black, 5% of students are Hispanic, 5% of students are Two or more races, and 3% of students are Asian.
What is the student-teacher ratio of Northley Middle School?
Northley Middle School has a student ration of 14:1, which is higher than the Pennsylvania state average of 13:1.
What grades does Northley Middle School offer ?
Northley Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Northley Middle School part of?
Northley Middle School is part of Penn-Delco School District.
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