Keystone High School is a high school in Knox, Pennsylvania. There are about 600 students and 40 faculty members at the school. The school is one of seven public high schools in Clarion County. Students, if they wish to pursue a vocational trade, may attend the Clarion County Career Center in Shippenville part-time.
Serving 393 students in grades 7-12, Keystone Jr. Sr. High 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 30% (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 12:1 is lower than the Pennsylvania state level of 13:1.
Minority enrollment is 3% of the student body (majority Hispanic), which is lower than the Pennsylvania state average of 40% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 7-12
- Enrollment: 393 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 3%
- Graduation Rate: 85-89% (Btm 50% in PA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 30% (Btm 50%)
- Reading Proficiency: 64% (Top 50%)
- Science Proficiency: 60-64% (Top 50%)
- Attendance Zone: Keystone JSHS's attendance zone encompasses the entire school district in Knox, PA, covering approximately 123.2 square miles. Families can typically expect a drive of 10 to 15 minutes to the school, with the average distance from the school to the zone's edge being about 6.5 miles and the furthest edge reaching up to 9.7 miles.
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
School Overview
Keystone Jr. Sr. High School's student population of 393 students has declined by 17% over five school years.
The teacher population of 33 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
393 students
Total Classroom Teachers
33 teachers
School Rankings
Keystone Jr. Sr. High 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 Keystone Jr. Sr. High School is 0.06, 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
#1422 out of 2733 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
30%
38%
Reading/Language Arts Test Scores (% Proficient)
64%
55%
Science Test Scores (% Proficient)
60-64%
57%
Student-Teacher Ratio
12:1
13:1
American Indian
n/a
n/a
Asian
n/a
5%
Hispanic
1%
16%
Black
n/a
14%
White
97%
60%
Hawaiian
n/a
n/a
Two or more races
2%
5%
All Ethnic Groups
Graduation Rate
85-89%
87%
Chronically Absent Students
(22-23)30%
23.3%
Eligible for Free Lunch
44%
59%
Eligible for Reduced Lunch (22-23)
2%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PA Dept. of Education
Frequently Asked Questions
What is Keystone Jr. Sr. High School's ranking?
Keystone Jr. Sr. High School is ranked #1422 out of 2,733 schools, which ranks it among the bottom 50% of public schools in Pennsylvania.
What schools are Keystone Jr. Sr. High School often compared to?
Keystone Jr. Sr. High Schoolis often viewed alongside schools like Allegheny-clarion Valley High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
30% 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).
What is the graduation rate of Keystone Jr. Sr. High School?
The graduation rate of Keystone Jr. Sr. High School is 85-89%, which is lower than the Pennsylvania state average of 87%.
How many students attend Keystone Jr. Sr. High School?
393 students attend Keystone Jr. Sr. High School.
What is the racial composition of the student body?
97% of Keystone Jr. Sr. High School students are White, 2% of students are Two or more races, and 1% of students are Hispanic.
What is the student-teacher ratio of Keystone Jr. Sr. High School?
Keystone 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 Keystone Jr. Sr. High School offer ?
Keystone Jr. Sr. High School offers enrollment in grades 7-12 (No virtual instruction).
What school district is Keystone Jr. Sr. High School part of?
Keystone Jr. Sr. High School is part of Keystone School District.
School Reviews
Review Keystone Jr. Sr. High School. Reviews should be a few sentences in length. Please include any comments on:
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