The average student-teacher ratio in Puerto Rico public middle schools is approximately 9:1 (2026-27).
Student-Teacher Ratio Range: 3:1
6:1
Avg. Student-Teacher Ratio: 5:1
Student-Teacher Ratio Trends (1987-2025)
Showing 2016–2025. Full 39-year historical data available below ↓
| Year | Puerto Rico (PR) Average | National Average |
|---|---|---|
| 2025 | 10:1 | 15:1 |
| 2024 | 10:1 | 15:1 |
| 2023 | 10:1 | 15:1 |
| 2022 | 11:1 | 15:1 |
| 2021 | 12:1 | 15:1 |
| 2020 | 12:1 | 16:1 |
| 2019 | 12:1 | 16:1 |
| 2018 | 12:1 | 16:1 |
| 2017 | 12:1 | 16:1 |
| 2016 | 12:1 | 16:1 |
| 2015 | 13:1 | 16:1 |
| 2014 | 12:1 | 16:1 |
| 2013 | 14:1 | 16:1 |
| 2012 | 14:1 | 16:1 |
| 2011 | 13:1 | 15:1 |
| 2010 | 12:1 | 16:1 |
| 2009 | 13:1 | 16:1 |
| 2008 | 12:1 | 16:1 |
| 1998 | 16:1 | 17:1 |
| 1997 | 15:1 | 18:1 |
| 1996 | 15:1 | 18:1 |
| 1995 | 15:1 | 18:1 |
| 1994 | 15:1 | 18:1 |
| 1993 | 16:1 | 18:1 |
| 1992 | 16:1 | 18:1 |
| 1991 | 18:1 | 17:1 |
| 1990 | 19:1 | 17:1 |
| 1989 | 19:1 | 18:1 |
| 1988 | 20:1 | 18:1 |
| 1987 | 21:1 | 19:1 |
Public Middle Schools Student-Teacher Ratio Statistics in Puerto Rico (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Student-Teacher Ratio
Grades
Location
Rank: #1 - 41. - 4.
Avelino Pena Reyes
Special Education School
(Math: <50% | Reading: ≤20%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 3:1
Grades: 6-12
Calle Dr Vidal #3
Humacao, PR 00792
(787) 285-6542
Humacao, PR 00792
(787) 285-6542
Rank: #1 - 41. - 4.
Cotto Anexo
Special Education School
(Math: <50%)
Student-Teacher Ratio: 3:1
Grades: K-12
Ave Constitucion Esq Ave Cotto
Arecibo, PR 00612
(787) 878-8160
Arecibo, PR 00612
(787) 878-8160
Rank: #1 - 41. - 4.
La Esperanza
Special Education School
(Math: 90-94% | Reading: 60-69%)
Rank:
Rank:
10/
Top 5%10
Student-Teacher Ratio: 3:1
Grades: 1-12
Calle 19 Ne Pto Nuevo
San Juan, PR 00921
(787) 782-0295
San Juan, PR 00921
(787) 782-0295
Rank: #1 - 41. - 4.
Victor Pares Collazo
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 3:1
Grades: PK-12
Calle Peru Final Urb. Hyde Par
San Juan, PR 00928
(787) 764-2151
San Juan, PR 00928
(787) 764-2151
Rank: #5 - 125. - 12.
Benjamin Franklin
(Math: ≤5% | Reading: 25-29%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 4:1
Grades: 6-8
Calle Jose I Quinton #82
Coamo, PR 00769
(787) 825-1284
Coamo, PR 00769
(787) 825-1284
Rank: #5 - 125. - 12.
Dr. Jose Padin Bayamon
Special Education School
(Math: <50%)
Student-Teacher Ratio: 4:1
Grades: 2-12
Urb Lomas Verdes Calle Jacinto
Bayamon, PR 00956
(787) 785-0010
Bayamon, PR 00956
(787) 785-0010
Rank: #5 - 125. - 12.
Jaime Castaner
(Math: 25-29% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 4:1
Grades: K-8
Carr 372 Km 9
Yauco, PR 00698
(787) 856-1830
Yauco, PR 00698
(787) 856-1830
Rank: #5 - 125. - 12.
Julian E. Blanco - Ballet
(Math: ≤10% | Reading: 60-69%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 4:1
Grades: 5-12
Calle Martin Travieso Esq. Est
San Juan, PR 00907
(787) 721-9021
San Juan, PR 00907
(787) 721-9021
Rank: #5 - 125. - 12.
Lcdo. Guillermo Atiles Moreau
(Math: 20-24% | Reading: 40-44%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 4:1
Grades: PK-12
Calle Ponce Urb Perez Morris
San Juan, PR 00924
(787) 767-6710
San Juan, PR 00924
(787) 767-6710
Rank: #5 - 125. - 12.
Ludovico Costoso
Special Education School
(Math: 20-29% | Reading: 30-39%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 4:1
Grades: PK-12
Ave Cementerio Nacional Hato T
Bayamon, PR 00960
(787) 787-9792
Bayamon, PR 00960
(787) 787-9792
Rank: #5 - 125. - 12.
Marta Lafontaine
(Math: 11-19% | Reading: 50-59%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 4:1
Grades: PK-8
Carr 613 Km 3 Hm 2 Bo Caonilla
Utuado, PR 00641
(787) 894-0000
Utuado, PR 00641
(787) 894-0000
Rank: #5 - 125. - 12.
Ramon Marin
Special Education School
(Math: ≥90% | Reading: ≥95%)
Rank:
Rank:
10/
Top 1%10
Student-Teacher Ratio: 4:1
Grades: PK-12
Ave Las Americas
Ponce, PR 00733
(787) 842-1371
Ponce, PR 00733
(787) 842-1371
Rank: #13 - 1713. - 17.
Antonio Rivera
(Math: 10-14% | Reading: 25-29%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: K-8
Carr 167 Ramal 816 Km 6 Bo Nue
Bayamon, PR 00956
(787) 730-5613
Bayamon, PR 00956
(787) 730-5613
Rank: #13 - 1713. - 17.
Centro Vocacional Especial
Special Education School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: 6-12
Carr 417 Km 3 Hm 6 Esq Carr 41
Aguada, PR 00602
(787) 868-3245
Aguada, PR 00602
(787) 868-3245
Rank: #13 - 1713. - 17.
Jose M. Torres
(Math: 20-24% | Reading: 20-24%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: K-8
Carr 167 Ramal 812 Km 3 Hm 1 B
Bayamon, PR 00956
(787) 730-0090
Bayamon, PR 00956
(787) 730-0090
Rank: #13 - 1713. - 17.
Matrullas
(Math: 55-59% | Reading: 55-59%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 5:1
Grades: K-8
Carr 564 Km 4 Hm 3 Bo Matrulla
Orocovis, PR 00720
(787) 867-3966
Orocovis, PR 00720
(787) 867-3966
Rank: #13 - 1713. - 17.
Victor Rojas I
Special Education School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 5:1
Grades: 4-12
Calle C Bda Victor Rojas I
Arecibo, PR 00612
(787) 880-3551
Arecibo, PR 00612
(787) 880-3551
Rank: #18 - 3518. - 35.
Amalia Marin
(Math: 4% | Reading: 29%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-9
Calle Penasco Final Paradise H
San Juan, PR 00924
(787) 763-5218
San Juan, PR 00924
(787) 763-5218
Rank: #18 - 3518. - 35.
Andres C. Gonzalez
(Math: 15-19% | Reading: 15-19%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: PK-8
Carr 829 Km 5 Hm 5 Bo Santa O
Bayamon, PR 00957
(787) 797-6580
Bayamon, PR 00957
(787) 797-6580
Rank: #18 - 3518. - 35.
Angel Rafael Diaz Colon
(Math: 60-64% | Reading: 45-49%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 6:1
Grades: PK-8
Carr 566 Km 2 Hm I Bo Saltos
Orocovis, PR 00720
(787) 867-4686
Orocovis, PR 00720
(787) 867-4686
Rank: #18 - 3518. - 35.
Betty Rosado De Vega
(Math: 11-19% | Reading: 30-34%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: PK-11
Carr 20 Km 8 Hm 6 Bo Camarones
Guaynabo, PR 00970
(787) 720-6178
Guaynabo, PR 00970
(787) 720-6178
Rank: #18 - 3518. - 35.
Ecologica De Culebra
(Math: 30-34% | Reading: 20-24%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-12
109 Calle Escudero
Culebra, PR 00775
(787) 742-0730
Culebra, PR 00775
(787) 742-0730
Rank: #18 - 3518. - 35.
Ernesto Ramos Antonini - Musica
(Math: 8% | Reading: 54%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: 6-12
Ave Chardon 125
San Juan, PR 00919
(787) 754-1335
San Juan, PR 00919
(787) 754-1335
Rank: #18 - 3518. - 35.
Eugenio Guerra Cruz
(Math: 55-59% | Reading: 40-44%)
Rank:
Rank:
8/
Top 30%10
Student-Teacher Ratio: 6:1
Grades: 6-12
Carr 712 Km 3 Hm 0 Bo Quebrada
Salinas, PR 00751
(787) 824-1534
Salinas, PR 00751
(787) 824-1534
Rank: #18 - 3518. - 35.
Eugenio Maria De Hostos Cayey
(Math: 30-34% | Reading: 25-29%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: K-8
Carr 14 Km 65 Hm 3 Bo Toita
Cayey, PR 00736
(787) 738-5866
Cayey, PR 00736
(787) 738-5866
Rank: #18 - 3518. - 35.
Evaristo Rivera Chevremont
(Math: 15-19% | Reading: 10-14%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: PK-8
Calle 58 Esq 17 Res Vista Herm
San Juan, PR 00928
(787) 792-0255
San Juan, PR 00928
(787) 792-0255
Rank: #18 - 3518. - 35.
Federico Degetau Ii
(Math: 50-54% | Reading: 15-19%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-12
Calle San Jose Esq. Ignacio Lo
Aibonito, PR 00705
(787) 735-7628
Aibonito, PR 00705
(787) 735-7628
Rank: #18 - 3518. - 35.
Jose Julian Acosta - Teatro
(Math: ≤5% | Reading: 45-49%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: 6-12
Pda 1 Ave Juan Ponce De Leon
San Juan, PR 00901
(787) 722-1253
San Juan, PR 00901
(787) 722-1253
Rank: #18 - 3518. - 35.
Jose M. Massari
(Math: 20-24% | Reading: 20-24%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: PK-8
Calle Morse #162
Arroyo, PR 00714
(787) 839-3140
Arroyo, PR 00714
(787) 839-3140
Rank: #18 - 3518. - 35.
Lena M. Franceschi Irizarry
(Math: 40-44%)
Student-Teacher Ratio: 6:1
Grades: K-8
Carr 105 Km 25.9 Hm 1 Bo. Rubi
Yauco, PR 00698
(787) 856-4020
Yauco, PR 00698
(787) 856-4020
Rank: #18 - 3518. - 35.
Luis M. Santiago
(Math: 10-14% | Reading: 15-19%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-8
Calle Luis Munoz Rivera #6
Toa Baja, PR 00949
(787) 794-1445
Toa Baja, PR 00949
(787) 794-1445
Rank: #18 - 3518. - 35.
Pedro C. Timothee Anexo
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 6:1
Grades: 6-12
Calle 16 No Esq Calle 9 No
San Juan, PR 00920
(787) 783-3966
San Juan, PR 00920
(787) 783-3966
Rank: #18 - 3518. - 35.
Pedro Nelson Colberg
(Math: 9% | Reading: 38%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 6-12
Sector Pueblo Nuevo
Cabo Rojo, PR 00623
(787) 851-3200
Cabo Rojo, PR 00623
(787) 851-3200
Rank: #18 - 3518. - 35.
Profesor Rafael Alicea Vazquez
(Math: ≤5% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 6-12
Carr 111 Km 12.5 Bo. Lares
Lares, PR 00669
(787) 897-4070
Lares, PR 00669
(787) 897-4070
Rank: #18 - 3518. - 35.
Sabino Rivera Berrios
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: PK-8
Carr 723 Km 7.4 Barrio Pulguil
Coamo, PR 00769
(787) 857-4595
Coamo, PR 00769
(787) 857-4595
Show 100 more public schools in PR (out of 391 total schools)
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Frequently Asked Questions
What is the Puerto Rico average public middle schools student-teacher ratio?
The Puerto Rico average public middle schools student-teacher ratio is 9:1 for 2026-27.
What are the public middle schools with the lowest student-teacher ratio in Puerto Rico?
The best top-ranked public middle schools in Puerto Rico include Avelino Pena Reyes, Cotto Anexo and La Esperanza.
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