Serving 353 students in grades Kindergarten-8, Dra. Maria T. Delgado De Marcano 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 15% (which is lower than the Puerto Rico state average of 23%). The percentage of students achieving proficiency in reading/language arts is 27% (which is lower than the Puerto Rico state average of 36%).
The student-teacher ratio of 11:1 is higher than the Puerto Rico state level of 10:1.
Quick Facts (2026-27)
- Grades: Kindergarten-8
- Enrollment: 353 students
- Student-Teacher Ratio: 11:1
- Overall Testing Rank: Bottom 50% in PR
- Math Proficiency: 15% (Btm 50%)
- Reading Proficiency: 27% (Btm 50%)
- Science Proficiency: 20-24% (Btm 50%)
- Attendance Zone: The attendance zone for DRA. MARIA T DELGADO DE MARCANO encompasses approximately 53.2 square miles in the eastern part of San Lorenzo, PR, with most students living about 4.3 miles from the school and a typical drive taking around 10-12 minutes. The furthest edge of the zone extends up to 5.7 miles from the school.
- Source: National Center for Education Statistics (NCES), PR Dept. of Education
School Overview
Dra. Maria T. Delgado De Marcano's student population of 353 students has declined by 33% over five school years.
The teacher population of 33 teachers has declined by 5% over five school years.
Grades Offered
Grades Kindergarten-8
(No virtual instruction)
(No virtual instruction)
Total Students
353 students
Total Classroom Teachers
33 teachers
School Rankings
Dra. Maria T. Delgado De Marcano 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 Dra. Maria T. Delgado De Marcano 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
#528 out of 839 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15%
23%
Reading/Language Arts Test Scores (% Proficient)
27%
36%
Science Test Scores (% Proficient)
20-24%
36%
Student-Teacher Ratio
11:1
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)33.4%
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 Dra. Maria T. Delgado De Marcano's ranking?
Dra. Maria T. Delgado De Marcano is ranked #528 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?
15% of students have achieved math proficiency (compared to the 23% PR state average), while 27% of students have achieved reading proficiency (compared to the 36% PR state average).
How many students attend Dra. Maria T. Delgado De Marcano?
353 students attend Dra. Maria T. Delgado De Marcano.
What is the racial composition of the student body?
100% of Dra. Maria T. Delgado De Marcano students are Hispanic.
What is the student-teacher ratio of Dra. Maria T. Delgado De Marcano?
Dra. Maria T. Delgado De Marcano has a student ration of 11:1, which is higher than the Puerto Rico state average of 10:1.
What grades does Dra. Maria T. Delgado De Marcano offer ?
Dra. Maria T. Delgado De Marcano offers enrollment in grades Kindergarten-8 (No virtual instruction).
What school district is Dra. Maria T. Delgado De Marcano part of?
Dra. Maria T. Delgado De Marcano is part of Puerto Rico Department Of Education School District.
School Reviews
Review Dra. Maria T. Delgado De Marcano. 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
What Makes an Elementary School Feel Supportive?
Discover what makes one elementary school more supportive than another, from teacher relationships and family communication to classroom attention, belonging, student services, leadership, routines, and responsive academic support systems.
Second School Tour: Questions Parents Forget to Ask
A second school tour can reveal what families miss initially. Learn which questions to ask about teachers, support, schedules, safety, communication, programs, and everyday student life before enrolling.
Attendance Policies Are Changing: Parent Guide 2026
Attendance policies are changing across public schools. Learn what parents should examine about absences, tardiness, interventions, flexibility, communication, and student support before choosing a school for their child today.
