Serving 93 students in grades 6-8, 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 23%). 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 7:1 is lower than the Puerto Rico state level of 10:1.
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 93 students
- Student-Teacher Ratio: 7:1
- 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
School Overview
Rosa Costa Valdivieso's student population of 93 students has declined by 31% over five school years.
The teacher population of 13 teachers has declined by 27% over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
93 students
Total Classroom Teachers
13 teachers
School Calendar
School Motto
La Escuela Rosa Costa Valdivieso ofrece un nivel escolar de Intermedio en el pueblo de Yabucoa, Puerto Rico.
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 0.00, 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
#451 out of 839 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤5%
23%
Reading/Language Arts Test Scores (% Proficient)
40-44%
36%
Science Test Scores (% Proficient)
30-39%
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
Chronically Absent Students
(22-23)64.5%
42.3%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
76%
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 Rosa Costa Valdivieso's ranking?
Rosa Costa Valdivieso is ranked #451 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 23% 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?
93 students attend Rosa Costa Valdivieso.
What is the racial composition of the student body?
100% of Rosa Costa Valdivieso students are Hispanic.
What is the student-teacher ratio of Rosa Costa Valdivieso?
Rosa Costa Valdivieso has a student ration of 7:1, 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 6-8 (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
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