Serving 426 students in grades Kindergarten-8, Carmelo Serrano Cubano ranks in the top 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 17% (which is lower than the Puerto Rico state average of 23%). The percentage of students achieving proficiency in reading/language arts is 46% (which is higher than the Puerto Rico state average of 36%).
The student-teacher ratio of 15:1 is higher than the Puerto Rico state level of 10:1.
Quick Facts (2026-27)
- Grades: Kindergarten-8
- Enrollment: 426 students
- Student-Teacher Ratio: 15:1
- Overall Testing Rank: Top 50% in PR
- Math Proficiency: 17% (Btm 50%)
- Reading Proficiency: 46% (Top 30%)
- Science Proficiency: 35-39% (Top 50%)
- Attendance Zone: Carmelo Serra Cubano serves the west part of its school district in San Sebastian, PR, covering an area of approximately 71.2 square miles. Families within this zone are typically about 10-12 minutes away from the school, with an average distance of 4.9 miles to the nearest boundary and a maximum distance of 6.8 miles to the furthest edge.
- Source: National Center for Education Statistics (NCES), PR Dept. of Education
School Overview
Carmelo Serrano Cubano's student population of 426 students has stayed relatively flat over five school years.
The teacher population of 28 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-8
(No virtual instruction)
(No virtual instruction)
Total Students
426 students
Total Classroom Teachers
28 teachers
School Rankings
Carmelo Serrano Cubano ranks within the top 50% of all 839 schools in Puerto Rico (based off of combined math and reading proficiency testing data).
The diversity score of Carmelo Serrano Cubano 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
#307 out of 839 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
17%
23%
Reading/Language Arts Test Scores (% Proficient)
46%
36%
Science Test Scores (% Proficient)
35-39%
36%
Student-Teacher Ratio
15:1
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
Chronically Absent Students
(22-23)37.6%
42.3%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
75%
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 Carmelo Serrano Cubano's ranking?
Carmelo Serrano Cubano is ranked #307 out of 839 schools, which ranks it among the top 50% of public schools in Puerto Rico.
What percent of students have achieved state testing proficiency in math and reading?
17% of students have achieved math proficiency (compared to the 23% PR state average), while 46% of students have achieved reading proficiency (compared to the 36% PR state average).
How many students attend Carmelo Serrano Cubano?
426 students attend Carmelo Serrano Cubano.
What is the racial composition of the student body?
100% of Carmelo Serrano Cubano students are Hispanic.
What is the student-teacher ratio of Carmelo Serrano Cubano?
Carmelo Serrano Cubano has a student ration of 15:1, which is higher than the Puerto Rico state average of 10:1.
What grades does Carmelo Serrano Cubano offer ?
Carmelo Serrano Cubano offers enrollment in grades Kindergarten-8 (No virtual instruction).
What school district is Carmelo Serrano Cubano part of?
Carmelo Serrano Cubano is part of Puerto Rico Department Of Education School District.
School Reviews
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