Serving 215 students in grades 6-12, Mariano Feliu Balseiro ranks in the bottom 50% of all schools in Puerto Rico for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤1% (which is lower than the Puerto Rico state average of 23%). The percentage of students achieving proficiency in reading/language arts is 12% (which is lower than the Puerto Rico state average of 36%).
The student-teacher ratio of 7:1 is lower than the Puerto Rico state level of 10:1.
Quick Facts (2026)
- Grades: 6-12
- Enrollment: 215 students
- Student-Teacher Ratio: 7:1
- Overall Testing Rank: Bottom 50% in PR
- Math Proficiency: ≤1% (Btm 50%)
- Reading Proficiency: 12% (Btm 50%)
- Science Proficiency: 6-9% (Btm 50%)
- Source: National Center for Education Statistics (NCES), PR Dept. of Education
Top Rankings
Mariano Feliu Balseiro ranks among the top 20% of public schools in Puerto Rico for:
Category
Attribute
Diversity
Student Attention
School Overview
Mariano Feliu Balseiro's student population of 215 students has declined by 14% over five school years.
The teacher population of 31 teachers has grown by 24% over five school years.
Grades Offered
Grades 6-12
(No virtual instruction)
(No virtual instruction)
Total Students
215 students
Total Classroom Teachers
31 teachers
School Rankings
Mariano Feliu Balseiro ranks within the bottom 50% of all 839 schools in Puerto Rico (based off of combined math and reading proficiency testing data).
The diversity score of Mariano Feliu Balseiro is 0.00, which is less than the diversity score at state average of 0.01. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#837 out of 839 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤1%
23%
Reading/Language Arts Test Scores (% Proficient)
12%
36%
Science Test Scores (% Proficient)
6-9%
36%
Student-Teacher Ratio
7:1
10:1
American Indian
n/a
n/a
Asian
n/a
n/a
Hispanic
100%
100%
Black
n/a
n/a
White
n/a
n/a
Hawaiian
n/a
n/a
Two or more races
n/a
n/a
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
77%
74%
Eligible for Reduced Lunch
14%
14%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PR Dept. of Education
Frequently Asked Questions
What is Mariano Feliu Balseiro's ranking?
Mariano Feliu Balseiro is ranked #837 out of 839 schools, which ranks it among the bottom 50% of public schools in Puerto Rico.
What percent of students have achieved state testing proficiency in math and reading?
≤1% of students have achieved math proficiency (compared to the 23% PR state average), while 12% of students have achieved reading proficiency (compared to the 36% PR state average).
How many students attend Mariano Feliu Balseiro?
215 students attend Mariano Feliu Balseiro.
What is the racial composition of the student body?
100% of Mariano Feliu Balseiro students are Hispanic.
What is the student-teacher ratio of Mariano Feliu Balseiro?
Mariano Feliu Balseiro has a student ration of 7:1, which is lower than the Puerto Rico state average of 10:1.
What grades does Mariano Feliu Balseiro offer ?
Mariano Feliu Balseiro offers enrollment in grades 6-12 (No virtual instruction).
What school district is Mariano Feliu Balseiro part of?
Mariano Feliu Balseiro is part of Puerto Rico Department Of Education School District.
School Reviews
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