Enrollment
224
High
DISTRICT 389 · STATE 389
SCHOOL COMMUNITY·PUERTO RICO DEPARTMENT OF EDUCATION·NCES 720003000626
ALFONSO CASTA MARTINEZ
AVE CALIMANO, MAUNABO, PR 00707 · (787) 861-2300 · Maunabo Municipio
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL224 STUDENTS
·
allk12 Grade
Not graded
This school has no state test results for 2023-24 or 2024-25 to grade, which is common for schools that end before third grade. How grades work
Student : Teacher
8.6:1
26 FTE teachers
DISTRICT 10.2:1 · STATE 10.2:1
Free / Reduced Lunch
89%
200 students
DISTRICT 86% · STATE 86%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 60 | 27% |
| Grade 10 | 58 | 26% |
| Grade 11 | 51 | 23% |
| Grade 12 | 55 | 25% |
Student demographics
0%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 1% · STATE 1% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Schools most like ALFONSO CASTA MARTINEZ
| School | Students | Low-income | Proficient |
|---|---|---|---|
| ALFONSO CASTA MARTINEZ this school | 224 | 89.3% | N/A |
| LUIS MUNOZ MARIN JUANA DIAZ JUANA DIAZ | 205 | 89.3% | N/A |
| PEDRO NELSON COLBERG CABO ROJO | 237 | 89.5% | N/A |
| EDUARDO GARCIA CARRILLO CANOVANAS | 241 | 89.6% | N/A |
| CENTRO RESIDENCIAL OPORTUNIDADES EDUCATIVAS VILLALBA (CROEV) VILLALBA | 206 | 89.8% | N/A |
| DR. PILA PONCE | 294 | 89.1% | N/A |
Matched among Puerto Rico high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
224
-50 (-18%) vs 2020
-42% since 2010-11, when it was 387
Student : Teacher
8.6:1
was 10.2:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 224 | 26 | 8.6:1 | 89% (200) |
| 2023-24 | 219 | 24 | 9.1:1 | 91% (199) |
| 2022-23 | 222 | 26 | 8.5:1 | 91% (202) |
| 2020-21 | 274 | 27 | 10.2:1 | 93% (256) |
| 2017-18 | 335 | 26 | 12.9:1 | 90% (303) |
| 2015-16 | 384 | 26 | 14.8:1 | 88% (336) |
| 2010-11 | 387 | 23 | 16.8:1 | 92% (356) |
Source: NCES Common Core of Data. Rows are the federal collections on file for ALFONSO CASTA MARTINEZ.
Since 2017-18: students down 33% (335 to 224); teachers unchanged (26 to 26).
About ALFONSO CASTA MARTINEZ
This page covers ALFONSO CASTA MARTINEZ, a low-enrollment high school in MAUNABO, Puerto Rico. It is open to students in grades 9 through 12 and enrolls 224 students. By comparison, high schools in Puerto Rico enroll about 389 students on average.
ALFONSO CASTA MARTINEZ falls under PUERTO RICO DEPARTMENT OF EDUCATION, which has 856 schools enrolling 236,079 students.
Hispanic students are 100% of those enrolled at ALFONSO CASTA MARTINEZ. That is in line with Maunabo Municipio, where about 100% of residents are Hispanic. On a 0 to 100 scale, the school's diversity index is 0, compared with 70 nationally.
There are 26 full-time-equivalent teachers at ALFONSO CASTA MARTINEZ, giving a ratio of 8.6:1. High schools in Puerto Rico average 10.2:1, 1.6 more students per teacher than here. A total of 200 students, or 89%, are eligible for free or reduced-price lunch. The figure for public schools in Maunabo Municipio is close, at 88%.
In Maunabo Municipio, median household income comes to about $18,045 and the share of residents below the poverty line is 50%. Maunabo Municipio counts 4 public schools with about 778 students.
WILFREDO LAFUENTE ORTIZ is the nearest public school to ALFONSO CASTA MARTINEZ, about 0.4 miles away. Within five miles of ALFONSO CASTA MARTINEZ, there are at least 8 other public schools.
By NCES locale, the school is Suburb: Large, or in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
Enrollment fell 18% over 4 years, reaching 224 in 2024-25. The ratio was 10.2:1 in 2020-21 and 8.6:1 in 2024-25.
You can use this page to share news and ask questions about fundraisers, report cards, and school supplies. Current and former families are welcome to add their experience.
Maunabo Municipio at a glance
View full county profilePopulation
10,399
Census ACS
Median income
$18,045
Household, ACS
Poverty rate
50%
Below federal line
Schools in county
4
778 students
Quick facts
Related schools
Other schools in PUERTO RICO DEPARTMENT OF EDUCATION
- BERNARDINO CORDERO BERNARDHigh · 1,323 students
- SUPERIOR VOCACIONAL DE ARECIBOHigh · 1,120 students
- SUPERIOR OCUPACIONAL Y TECNICA DE YAUCOHigh · 1,037 students
- DRA. MARIA SOCORRO LACOTHigh · 927 students
- DR PEDRO PEREA FAJARDOHigh · 888 students
- MANUEL MENDEZ LICIAGAHigh · 886 students
Other schools in MAUNABO
- HIGINIO FIGUEROA VILLEGASElementary · 240 students
- WILFREDO LAFUENTE ORTIZCombined · 166 students
- MANUEL ORTIZ SUYAElementary · 148 students
Nearby schools
- WILFREDO LAFUENTE ORTIZ0.4 mi · 166
- HIGINIO FIGUEROA VILLEGAS0.8 mi · 240
- MANUEL ORTIZ SUYA2.3 mi · 148
- MARTA SANCHEZ2.6 mi · 148
- RAMON QUINONES MEDINA2.8 mi · 264
- JAIME C. RODRIGUEZ2.8 mi · 153
Frequently asked questions
About ALFONSO CASTA MARTINEZHow many students attend ALFONSO CASTA MARTINEZ?
ALFONSO CASTA MARTINEZ enrolls approximately 224 students in grades 09-12.
Is ALFONSO CASTA MARTINEZ an elementary, middle, or high school?
ALFONSO CASTA MARTINEZ is a high school covering grades 09-12.
How many students per teacher at ALFONSO CASTA MARTINEZ?
Approximately 8.6:1 students per teacher at ALFONSO CASTA MARTINEZ.
How diverse is ALFONSO CASTA MARTINEZ?
ALFONSO CASTA MARTINEZ reports a student body of 100% Hispanic.
Is ALFONSO CASTA MARTINEZ public or private?
ALFONSO CASTA MARTINEZ is a public K-12 school, overseen by PUERTO RICO DEPARTMENT OF EDUCATION.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.