Serving 101 students in grades 6-9, Rosa Costa Valdivieso 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 ≤5% (which is lower than the Puerto Rico state average of 21%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is higher than the Puerto Rico state average of 36%).
The student:teacher ratio of 8:1 is lower than the Puerto Rico state level of 10:1.
Minority enrollment is 99% of the student body (majority Hispanic), which is lower than the Puerto Rico state average of 100% (majority Hispanic).
Quick Stats (2025)
- Grades: 6-9
- Enrollment: 101 students
- Student:Teacher Ratio: 8:1
- Minority Enrollment: 99%
- Overall Testing Rank: Bottom 50% in PR
- Math Proficiency: ≤5% (Btm 50%)
- Reading Proficiency: 40-44% (Top 50%)
- Science Proficiency: 30-39% (Top 50%)
- Source: National Center for Education Statistics (NCES), PR Dept. of Education
Top Rankings
Rosa Costa Valdivieso ranks among the top 20% of public schools in Puerto Rico for:
Category
Attribute
Most improved public schools
Diversity
Community Size
Student Attention
School Overview
Rosa Costa Valdivieso's student population of 101 students has declined by 58% over five school years.
The teacher population of 13 teachers has declined by 38% over five school years.
Grades Offered
Grades 6-9
(No virtual instruction)
(No virtual instruction)
Total Students
101 students
Gender %
Total Classroom Teachers
13 teachers
School Rankings
Rosa Costa Valdivieso 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 Rosa Costa Valdivieso is 0.02, which is more 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
#438 out of 839 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤5%
21%
Reading/Language Arts Test Scores (% Proficient)
40-44%
36%
Science Test Scores (% Proficient)
30-39%
36%
Student : Teacher Ratio
8:1
10:1
American Indian
n/a
n/a
Asian
n/a
n/a
Hispanic
99%
100%
Black
n/a
n/a
White
1%
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
7%
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 Rosa Costa Valdivieso's ranking?
Rosa Costa Valdivieso is ranked #438 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?
≤5% of students have achieved math proficiency (compared to the 21% PR state average), while 40-44% of students have achieved reading proficiency (compared to the 36% PR state average).
How many students attend Rosa Costa Valdivieso?
101 students attend Rosa Costa Valdivieso.
What is the racial composition of the student body?
99% of Rosa Costa Valdivieso students are Hispanic, and 1% of students are White.
What is the student:teacher ratio of Rosa Costa Valdivieso?
Rosa Costa Valdivieso has a student ration of 8:1, which is lower than the Puerto Rico state average of 10:1.
What grades does Rosa Costa Valdivieso offer ?
Rosa Costa Valdivieso offers enrollment in grades 6-9 (No virtual instruction).
What school district is Rosa Costa Valdivieso part of?
Rosa Costa Valdivieso is part of Puerto Rico Department Of Education School District.
School Reviews
Review Rosa Costa Valdivieso. 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
43 Fantastic ESL Resources for Students
We've put together this ESL resource guide to help students, from teens to adults, get the help they need to achieve their goals with learning English
Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.
2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.
