Serving 82 students in grades Kindergarten-8, Jaime Castaner ranks in the top 50% of all schools in Puerto Rico for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 25-29% (which is higher than the Puerto Rico state average of 23%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is approximately equal to the Puerto Rico state average of 36%).
The student-teacher ratio of 5:1 is lower than the Puerto Rico state level of 10:1.
Quick Facts (2026)
- Grades: Kindergarten-8
- Enrollment: 82 students
- Student-Teacher Ratio: 5:1
- Overall Testing Rank: Top 50% in PR
- Math Proficiency: 25-29% (Top 50%)
- Reading Proficiency: 35-39% (Top 50%)
- Science Proficiency: 21-39% (Btm 50%)
- Source: National Center for Education Statistics (NCES), PR Dept. of Education
Top Rankings
Jaime Castaner ranks among the top 20% of public schools in Puerto Rico for:
Category
Attribute
Most improved public schools
Percent Eligible For Free Lunch
Community Size
Student Attention
School Overview
Jaime Castaner's student population of 82 students has declined by 33% over five school years.
The teacher population of 17 teachers has grown by 6% over five school years.
Grades Offered
Grades Kindergarten-8
(No virtual instruction)
(No virtual instruction)
Total Students
82 students
Gender %
Total Classroom Teachers
17 teachers
School Rankings
Jaime Castaner 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 Jaime Castaner 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
#300 out of 839 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
25-29%
23%
Reading/Language Arts Test Scores (% Proficient)
35-39%
36%
Science Test Scores (% Proficient)
21-39%
36%
Student-Teacher Ratio
5:1
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
84%
85%
Eligible for Reduced Lunch
6%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PR Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Jaime Castaner's ranking?
Jaime Castaner is ranked #300 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?
25-29% of students have achieved math proficiency (compared to the 23% PR state average), while 35-39% of students have achieved reading proficiency (compared to the 36% PR state average).
How many students attend Jaime Castaner?
82 students attend Jaime Castaner.
What is the racial composition of the student body?
100% of Jaime Castaner students are Hispanic.
What is the student-teacher ratio of Jaime Castaner?
Jaime Castaner has a student ration of 5:1, which is lower than the Puerto Rico state average of 10:1.
What grades does Jaime Castaner offer ?
Jaime Castaner offers enrollment in grades Kindergarten-8 (No virtual instruction).
What school district is Jaime Castaner part of?
Jaime Castaner is part of Puerto Rico Department Of Education School District.
School Reviews
Review Jaime Castaner. 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
Recent Articles
Year-Round Schooling in 2026: Updated Parent Guide
Explore the latest 2026 data, trends, costs, and parent planning tips in the ongoing debate over year-round schooling vs the traditional calendar.
No Child Left Behind: Past, Present, and Future of U.S. School Policy
Explore how No Child Left Behind evolved into ESSA, what it means for 2025‑26 schooling, and what parents need to know about testing, admissions planning, and funding.
Understanding Public School Fees & Optional Costs Guide
Discover what public school fees are required versus optional, with 2026 updates for parents, students, and educators on budgeting and planning.
