Serving 419 students in grades Kindergarten-6, Mastery Cs-clymer Elementary 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 5% (which is lower than the Pennsylvania state average of 38%). The percentage of students achieving proficiency in reading/language arts is 11% (which is lower 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 99% of the student body (majority Black), which is higher than the Pennsylvania state average of 40% (majority Hispanic and Black).
Quick Facts (2026)
- School Type: Charter School
- Grades: Kindergarten-6
- Enrollment: 419 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 99%
- Overall Testing Rank: Bottom 50% in PA
- Math Proficiency: 5% (Btm 50%)
- Reading Proficiency: 11% (Btm 50%)
- Science Proficiency: 25-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
School Overview
Mastery Cs-clymer Elementary School's student population of 419 students has declined by 11% over five school years.
The teacher population of 31 teachers has declined by 6% over five school years.
School Type
Grades Offered
Grades Kindergarten-6
(No virtual instruction)
(No virtual instruction)
Total Students
419 students
Total Classroom Teachers
31 teachers
School Calendar
Average Class Size
25 students
School Rankings
Mastery Cs-clymer Elementary 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 Mastery Cs-clymer Elementary School is 0.33, 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
#2702 out of 2733 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
5%
38%
Reading/Language Arts Test Scores (% Proficient)
11%
55%
Science Test Scores (% Proficient)
25-29%
57%
Student-Teacher Ratio
14:1
13:1
American Indian
1%
n/a
Asian
n/a
5%
Hispanic
14%
16%
Black
81%
14%
White
1%
60%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
Eligible for Free Lunch
99%
59%
Eligible for Reduced Lunch (13-14)
1%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PA Dept. of Education
Frequently Asked Questions
What is Mastery Cs-clymer Elementary School's ranking?
Mastery Cs-clymer Elementary School is ranked #2702 out of 2,733 schools, which ranks it among the bottom 50% of public schools in Pennsylvania.
What percent of students have achieved state testing proficiency in math and reading?
5% of students have achieved math proficiency (compared to the 38% PA state average), while 11% of students have achieved reading proficiency (compared to the 55% PA state average).
How many students attend Mastery Cs-clymer Elementary School?
419 students attend Mastery Cs-clymer Elementary School.
What is the racial composition of the student body?
81% of Mastery Cs-clymer Elementary School students are Black, 14% of students are Hispanic, 3% of students are Two or more races, 1% of students are American Indian, and 1% of students are White.
What is the student-teacher ratio of Mastery Cs-clymer Elementary School?
Mastery Cs-clymer Elementary School has a student ration of 14:1, which is higher than the Pennsylvania state average of 13:1.
What grades does Mastery Cs-clymer Elementary School offer ?
Mastery Cs-clymer Elementary School offers enrollment in grades Kindergarten-6 (No virtual instruction).
What school district is Mastery Cs-clymer Elementary School part of?
Mastery Cs-clymer Elementary School is part of Mastery CS-Clymer Elementary School District.
In what neighborhood is Mastery Cs-clymer Elementary School located?
Mastery Cs-clymer Elementary School is located in the North Philadelphia neighborhood of Philadelphia, PA. There are 106 other public schools located in North Philadelphia.
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