Northley MS

2801 Concord Road, Aston, PA 19014

BSchola Grade
Grades
6–8
Middle
Students
748
Enrolled 2024–25
Students per teacher
14.9 : 1
Full-time teachers
District
Penn-Delco SD
Delaware County

Schola Grade B · Above average

Letter grade (A–F) · compared with 508 Pennsylvania middle schools · How we grade
Test scores44% proficient in math & reading
52ndpercentile
Equity34% of low-income students proficient
62ndpercentile
Attendance10% chronically absent
83rdpercentile
Class size14.9 students per teacher
18thpercentile

Percentiles compare this school with other Pennsylvania middle schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Northley MS

Northley MS is a public middle school in Aston, Pennsylvania, serving grades 6–8. It is part of Penn-Delco SD. The school is located in a large suburb in Delaware County.

In the 2024–25 school year, 748 students were enrolled, with about 14.9 students for every full-time teacher. That ratio is larger than the typical Pennsylvania middle school (12.8 students per teacher). Its Schola Grade is B (above average), compared with 508 Pennsylvania middle schools.

Grades & enrollment

Students per grade, 2024–25Grades 6–8

Location & nearby schools

2801 Concord Road
Aston, PA 19014
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School details

Type
Public School · What this means
Level
Middle
Grades offered
6–8
Enrollment (2024–25)
748 students
Students per teacher
14.9 to 1
Charter school
No
Magnet school
No
Virtual learning
Offers virtual courses
Locale
Suburb — Large
School district
Penn-Delco SD
County
Delaware County
NCES school ID
421858005143

Schools near Northley MS

All 8 schools in Aston →
Ridley MS
Public · Grades 6–8 · 1,291 students
C4.5 mi

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.