Serving 1,042 students in grades 9-12, Sun Valley High School ranks in the top 50% of all schools in Pennsylvania for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 39% (which is higher than the Pennsylvania state average of 38%). The percentage of students achieving proficiency in reading/language arts is 60% (which is higher than the Pennsylvania state average of 55%).
The student-teacher ratio of 13:1 is equal to the Pennsylvania state level of 13:1.
Minority enrollment is 22% of the student body (majority Black), which is lower than the Pennsylvania state average of 40% (majority Hispanic).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 1,042 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 22%
- Graduation Rate: 97% (Top 5% in PA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 39% (Top 50%)
- Reading Proficiency: 60% (Top 50%)
- Science Proficiency: 43% (Btm 50%)
- Attendance Zone: Sun Valley High School's attendance zone covers the entire district of Aston, PA, encompassing approximately 7.8 square miles. Parents can expect a typical drive to the school of about 5 to 10 minutes, with the furthest edge of the zone located around 3 miles away.
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
Top Rankings
Sun Valley High School ranks among the top 20% of public schools in Pennsylvania for:
Category
Attribute
Graduation Rate
School Overview
Sun Valley High School's student population of 1,042 students has stayed relatively flat over five school years.
The teacher population of 79 teachers has grown by 17% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,042 students
Showing 2016–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
79 teachers
Showing 2016–2025. Full 39-year historical data available below ↓
Year Founded
1975
Campus Size
30 acres
School Rankings
Sun Valley 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 Sun Valley High School is 0.38, 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
#1338 out of 2733 schools
(Top 50%)
(Top 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
39%
38%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
60%
55%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
43%
57%
Student-Teacher Ratio
13:1
13:1
Showing 2016–2025. Full 39-year historical data available below ↓
Asian
3%
5%
Showing 2016–2025. Full 38-year historical data available below ↓
Hispanic
5%
16%
Showing 2016–2025. Full 31-year historical data available below ↓
Black
9%
14%
Showing 2016–2025. Full 37-year historical data available below ↓
White
78%
60%
Showing 2016–2025. Full 38-year historical data available below ↓
Two or more races
5%
5%
Showing 2016–2025. Full 15-year historical data available below ↓
All Ethnic Groups
Showing 2016–2025. Full 38-year historical data available below ↓
Graduation Rate
97%
87.5%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(22-23)16.8%
23.3%
Eligible for Free Lunch
36%
59%
Showing 2014–2025. Full 16-year historical data available below ↓
Eligible for Reduced Lunch
3%
2%
Showing 2014–2025. Full 16-year historical data available below ↓
School Statewide Testing
School District Name
Sports
School Mascot
Griffin
Source: National Center for Education Statistics (NCES), PA Dept. of Education
Frequently Asked Questions
What is Sun Valley High School's ranking?
Sun Valley High School is ranked #1338 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?
39% of students have achieved math proficiency (compared to the 38% PA state average), while 60% of students have achieved reading proficiency (compared to the 55% PA state average).
What is the graduation rate of Sun Valley High School?
The graduation rate of Sun Valley High School is 97%, which is higher than the Pennsylvania state average of 87.5%.
How many students attend Sun Valley High School?
1,042 students attend Sun Valley High School.
What is the racial composition of the student body?
78% of Sun Valley High School students are White, 9% 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 Sun Valley High School?
Sun Valley High School has a student ration of 13:1, which is equal to the Pennsylvania state average of 13:1.
What grades does Sun Valley High School offer ?
Sun Valley High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Sun Valley High School part of?
Sun Valley High School is part of Penn-Delco School District.
School Reviews
2 10/10/2025
The freshman dance theme was a RAVE this year,..need I say any more about the poor judgement of the administration?
Review Sun Valley High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
How Much Choice Do High School Students Have?
Learn how graduation requirements, prerequisites, electives, staffing, scheduling conflicts, AP courses, dual enrollment, and career pathways determine how much control high school students have over schedules each year.
Does Your Child Need More Recess?
Explore whether your child may benefit more from recess than another academic period, including research on attention, learning, physical activity, stress, social development, and school-day balance today.
Combined Grade Classrooms, What Parents Should Know
Learn how combined-grade classrooms work, why public schools use them, potential benefits and challenges, and the questions parents should ask before enrolling their child in one today.
