ANTONIO FERNOS ISERN

High No virtual instruction SAN LORENZO, PR Grades 09–12 Suburb: Large San Juan-Bayamón-Caguas, PR SchoolScore™ B (71.9)
  • 673 Students
  • 48.0 Teachers (FTE)
  • 14:1 Student:Teacher
  • 09–12 Grade Range
  • Open Status
  • (787)736-8330 Phone
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ANTONIO FERNOS ISERN
SAN LORENZO, PR 00754
High No virtual instruction Grades 09–12 SchoolScore™ B (71.9)
673
Students
48.0
Teachers
14:1
Student:Teacher
(787)736-8330
Phone

ANTONIO FERNOS ISERN is a public school administered by the PUERTO RICO DEPARTMENT OF EDUCATION district in SAN LORENZO, PUERTO RICO, providing education at the High level for students in grades 09–12.

Key statistics: 673 students enrolled; a 14:1 student-to-teacher ratio.

The school is classified as Suburb: Large by the NCES locale classification system.

Data sourced from the National Center for Education Statistics (NCES) Common Core of Data (CCD), the definitive federal database of U.S. public schools, updated annually.

vs PR High School Average
Enrollment
673.0
State avg: 392.0
▲ 72% better
Student:Teacher Ratio
14.02:1
State avg: 10.2:1
▲ 37% worse
Free Lunch %
90.8%
State avg: 87.4%
▲ 4% worse
School Details
School Name
ANTONIO FERNOS ISERN
NCESSCH ID
720003001862
State School ID
PR-01-28522
School Type
Regular School
Level
High
Status
Open
Charter
No
Charter Auth
–
Virtual
No virtual instruction
NSLP Status
Yes participating without using any Provision or the CEO
Shared Time
No
School Year
2024-2025
Location
Address
CARR 181 KM 32.5 BO QUEBRADA
City
SAN LORENZO
State
PR
ZIP Code
00754
County
San Lorenzo Municipio
Metro Area
San Juan-Bayamón-Caguas, PR
Metro Type
Metropolitan
Locale
Suburb: Large
Cong. District
7298
State Leg. Upper
72007
State Leg. Lower
72033
Latitude
18.19861
Longitude
-65.96154
Grades Offered
9th 10th 11th 12th
👥
673
Total Students
👩‍🏫
48.0
Teachers FTE
📐
14:1
Student:Teacher
Enrollment by Grade
48.0
Teachers (FTE)
Full Staff Breakdown
MetricValue
Teachers (FTE)48.0
National School Lunch Program Participation
Lunch Program Details
ProgramStudents% of Enrollment
No Category Codes 611 90.8%
Not Applicable 0 0%
District Info
District Name
PUERTO RICO DEPARTMENT OF EDUCATION
LEAID
7200030
State LEA ID
PR-01
Phone
(787)759-2000
Website
http://www.de.pr.gov
Type
Regular public school district that is not a component of a supervisory union
Status
Open
City
HATO REY
View All District Schools
District Finance (F-33)

Finance data not available for this district.

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© 2026 SchoolFinderUSA. All rights reserved. Data from NCES.
Geographic

Nearby Schools

Public schools within ~12 miles of ANTONIO FERNOS ISERN

1
GENEROSO MORALES MUNOZ
SAN LORENZO · Middle
0.6 mi
2
JOSE CAMPECHE SAN LORENZO
SAN LORENZO · High
0.6 mi
3
DRA. MARIA T. DELGADO DE MARCANO
SAN LORENZO · Elementary
0.8 mi
4
LUIS MUNOZ RIVERA SAN LORENZO
SAN LORENZO · Elementary
0.9 mi
5
ROBERTO SILVA MORALES
JUNCOS · Elementary
2.5 mi
6
CARLOS ZAYAS
SAN LORENZO · Elementary
3 mi
Comparable Schools

Similar Schools

Public high in PR with similar enrollment to ANTONIO FERNOS ISERN

LINO PADRO RIVERA
PUERTO RICO DEPARTMENT OF EDUCATION
VEGA BAJA, PR
676
Students
14.08:1
Ratio
89%
Free Lunch
ANA DELIA FLORES SANTANA
PUERTO RICO DEPARTMENT OF EDUCATION
FAJARDO, PR
664
Students
11.86:1
Ratio
90%
Free Lunch
MIGUEL SUCH
PUERTO RICO DEPARTMENT OF EDUCATION
SAN JUAN, PR
691
Students
10.31:1
Ratio
85%
Free Lunch
LUIS NEGRON LOPEZ
PUERTO RICO DEPARTMENT OF EDUCATION
SABANA GRANDE, PR
652
Students
13.04:1
Ratio
88%
Free Lunch
BENJAMIN HARRISON
PUERTO RICO DEPARTMENT OF EDUCATION
CAYEY, PR
695
Students
10.69:1
Ratio
90%
Free Lunch
SEGUNDO RUIZ BELVIS HORMIGUEROS
PUERTO RICO DEPARTMENT OF EDUCATION
HORMIGUEROS, PR
697
Students
15.49:1
Ratio
89%
Free Lunch
ANIBAL REYES BELEN
PUERTO RICO DEPARTMENT OF EDUCATION
HATILLO, PR
644
Students
11.1:1
Ratio
90%
Free Lunch
JOSE SANTOS ALEGRIA
PUERTO RICO DEPARTMENT OF EDUCATION
DORADO, PR
714
Students
13.22:1
Ratio
87%
Free Lunch
FAQ

Frequently Asked Questions

Common questions about ANTONIO FERNOS ISERN, answered using official NCES data.

How many students attend ANTONIO FERNOS ISERN?
673 students are enrolled at ANTONIO FERNOS ISERN, according to NCES Common Core of Data.
How many teachers does ANTONIO FERNOS ISERN have?
ANTONIO FERNOS ISERN has 48.0 full-time equivalent (FTE) teachers. The student-to-teacher ratio is 14:1.
What grades does ANTONIO FERNOS ISERN serve?
ANTONIO FERNOS ISERN serves grades 09 through 12.
Is ANTONIO FERNOS ISERN a charter school?
ANTONIO FERNOS ISERN is not a charter school.
What metro area is ANTONIO FERNOS ISERN located in?
ANTONIO FERNOS ISERN is located in the San Juan-Bayamón-Caguas, PR metropolitan area.
What school district does ANTONIO FERNOS ISERN belong to?
ANTONIO FERNOS ISERN is part of the PUERTO RICO DEPARTMENT OF EDUCATION school district.
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