Serving 117 students in grades Kindergarten-5, Las Mareas 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 20-29% (which is approximately equal to the Puerto Rico state average of 23%). The percentage of students achieving proficiency in reading/language arts is 40-49% (which is higher than the Puerto Rico state average of 36%).
The student-teacher ratio of 12:1 is higher 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 Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 117 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 99%
- Overall Testing Rank: Top 50% in PR
- Math Proficiency: 20-29% (Top 50%)
- Reading Proficiency: 40-49% (Top 30%)
- Science Proficiency: 60-79% (Top 20%)
- Source: National Center for Education Statistics (NCES), PR Dept. of Education
Top Rankings
Las Mareas ranks among the top 20% of public schools in Puerto Rico for:
Category
Attribute
Science Proficiency
Diversity
Community Size
School Overview
Las Mareas's student population of 117 students has grown by 11% over five school years.
The teacher population of 10 teachers has grown by 11% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
117 students
Total Classroom Teachers
10 teachers
School Rankings
Las Mareas 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 Las Mareas is 0.04, 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
#266 out of 839 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
20-29%
23%
Reading/Language Arts Test Scores (% Proficient)
40-49%
36%
Science Test Scores (% Proficient)
60-79%
36%
Student-Teacher Ratio
12:1
10:1
American Indian
1%
n/a
Asian
n/a
n/a
Hispanic
98%
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
74%
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 Las Mareas's ranking?
Las Mareas is ranked #266 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?
20-29% of students have achieved math proficiency (compared to the 23% PR state average), while 40-49% of students have achieved reading proficiency (compared to the 36% PR state average).
How many students attend Las Mareas?
117 students attend Las Mareas.
What is the racial composition of the student body?
98% of Las Mareas students are Hispanic, 1% of students are American Indian, and 1% of students are White.
What is the student-teacher ratio of Las Mareas?
Las Mareas has a student ration of 12:1, which is higher than the Puerto Rico state average of 10:1.
What grades does Las Mareas offer ?
Las Mareas offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Las Mareas part of?
Las Mareas is part of Puerto Rico Department Of Education School District.
School Reviews
Review Las Mareas. 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
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
