Ridley High School serves the Ridley School District. It is located in Folsom, Pennsylvania, United States. The new high school opened in September 2001. In the 2022–2023 school year, Ridley High School had 1,869 students.
Serving 1,888 students in grades 9-12, Ridley 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 47% (which is higher 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 15:1 is higher than the Pennsylvania state level of 13:1.
Minority enrollment is 34% of the student body (majority Black), which is lower than the Pennsylvania state average of 39% (majority Hispanic and Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,888 students
- Student-Teacher Ratio: 15:1
- Minority Enrollment: 34%
- Graduation Rate: 89% (Btm 50% in PA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 47% (Top 50%)
- Reading Proficiency: 65% (Top 50%)
- Science Proficiency: 45% (Btm 50%)
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id="overview">School Overview <Â鶹¹û¶³´«Ã½ class='so-dt-title' id="school-rankings">School Rankings <Â鶹¹û¶³´«Ã½ class='so-dt-title' id='faq'>Frequently Asked Questions
Ridley High School's student population of 1,888 students has stayed relatively flat over five school years.
The teacher population of 130 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,888 students
Gender %
Total Classroom Teachers
130 teachers
Year Founded
1934
Colors
White, Green
Ridley 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 Ridley High School is 0.53, 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
#899 out of 2733 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
47%
38%
Reading/Language Arts Test Scores (% Proficient)
65%
55%
Science Test Scores (% Proficient)
45%
57%
Student-Teacher Ratio
15:1
13:1
American Indian
n/a
n/a
Asian
3%
5%
Hispanic
7%
15%
Black
18%
14%
White
66%
61%
Hawaiian
n/a
n/a
Two or more races
6%
5%
All Ethnic Groups
Graduation Rate
89%
87%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
49%
60%
Eligible for Reduced Lunch
3%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PA Dept. of Education
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id="school-notes">School Notes- School Mascot: Green Raider
What is Ridley High School's ranking?
Ridley High School is ranked #899 out of 2,733 schools, which ranks it among the top 50% of public schools in Pennsylvania.
What schools are Ridley High School often compared to?
Ridley High Schoolis often viewed alongside schools like Springfield High School, Interboro Sr. High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
47% 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 Ridley High School?
The graduation rate of Ridley High School is 89%, which is higher than the Pennsylvania state average of 87%.
How many students attend Ridley High School?
1,888 students attend Ridley High School.
What is the racial composition of the student body?
66% of Ridley High School students are White, 18% of students are Black, 7% of students are Hispanic, 6% of students are Two or more races, and 3% of students are Asian.
What is the student-teacher ratio of Ridley High School?
Ridley High School has a student ration of 15:1, which is higher than the Pennsylvania state average of 13:1.
What grades does Ridley High School offer ?
Ridley High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Ridley High School part of?
Ridley High School is part of Ridley School District.
School ReviewsReview Ridley 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
Review Ridley 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
Â鶹¹û¶³´«Ã½ Articles
Public School Cybersecurity: Ransomware Risks & Student Data Protection
Learn how public schools address cybersecurity, ransomware threats, and student data protection in 2026, and what parents should know about digital safety.
Teacher Housing Initiatives: How Districts Address Affordability
Teacher housing initiatives are helping school districts address affordability challenges while improving recruitment and retention.
Teacher Shortage Solutions That Are Working in 2026
Teacher shortage solutions that are working in 2026. Discover grow-your-own programs, teacher residencies, alternative certification, and recruitment strategies.
