# National Register of Historic Places listings in central Puerto Rico

This portion of National Register of Historic Places listings in Puerto Rico is along the central mountain region, from Las Marías and Maricao in the central-west to Juncos in the central-east, including the slopes of the Cordillera.
Names of places given are as appear in the National Register, reflecting name as given in NRHP application at the date of listing. Note, the National Register name system does not accommodate Spanish á, ñ and other letters.
This National Park Service list is complete through NPS recent listings posted February 14, 2025.

## Adjuntas

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Mr. & Mrs. Clark Foreman Mountain Retreat | Upload image | December 6, 2021 (#100007218) | Barrio Portugues, Carretera 123, Km. 29.9 (Camino Foreman) 18°08′39″N 66°41′25″W﻿ / ﻿18.1442°N 66.6902°W﻿ / 18.1442; -66.6902﻿ (Mr. & Mrs. Clark Foreman Mountain Retreat) | Portugués | Historic Modernist residence designed by German architect Henry Klumb. |
| 2 | Las Cabañas Bridge | Las Cabañas Bridge More images | July 19, 1995 (#95000838) | Highway 135, km 82.4, spanning Río de las Vacas 18°10′47″N 66°44′11″W﻿ / ﻿18.179664°N 66.736422°W﻿ / 18.179664; -66.736422﻿ (Las Cabañas Bridge) | Capáez and Juan González | This 1919 bridge, intended to provide access to a key coffee-producing region, was financed by nearby plantations through public subscription. Designer Rafael Nones and builder Félix Benítez Rexach used a unique combination of steel and concrete technologies to produce a girder design unlike any other on the island. |
| 3 | Quinta Vendrell | Upload image | February 9, 2006 (#06000028) | Junction of Highway 143 and Highway 123 18°08′50″N 66°41′24″W﻿ / ﻿18.147181°N 66.690033°W﻿ / 18.147181; -66.690033﻿ (Quinta Vendrell) | Portugués | Two-story balloon framed country house from 1918 designed by Puerto Rican architect Alfredo Wiechers Pieretti. |
| 4 | Washington Irving Graded School | Washington Irving Graded School More images | May 26, 2015 (#15000274) | Junction of Rodulfo González and Martínez de Andino Streets 18°09′42″N 66°43′20″W﻿ / ﻿18.161583°N 66.722090°W﻿ / 18.161583; -66.722090﻿ (Washington Irving Graded School) | Adjuntas Pueblo | Historic school designed by Charles G. Post in 1903, and an example of the Late 19th and Early 20th Century American Movements architecture. |

## Aguas Buenas

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Parque de Bombas Maximiliano Merced | Parque de Bombas Maximiliano Merced More images | November 14, 2012 (#12000934) | 42 Muñoz Rivera Street 18°15′24″N 66°06′18″W﻿ / ﻿18.256628°N 66.104918°W﻿ / 18.256628; -66.104918﻿ (Parque de Bombas Maximiliano Merced) | Aguas Buenas Pueblo | Also known as the Antiguo Parque de Bombas de Aguas Buenas, a distinctive Art Deco fire station designed by the Deptartment of Public Works of Puerto Rico. |

## Aibonito

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Carretera Central | Carretera Central More images | May 2, 2019 (#100003686) | Highway 14 from Cayey boundary to Coamo boundary 18°08′27″N 66°15′34″W﻿ / ﻿18.140756°N 66.259532°W﻿ / 18.140756; -66.259532﻿ (Carretera Central) | Robles, Plata, Caonillas, Aibonito Pueblo, Llanos, Pasto, Asomante, and Algarrobo | Built by the Spanish administration during 1846–1886 to connect San Juan with Ponce, this was one of the first modern roadways in Puerto Rico and was regarded as one of the finest roads in the Americas for years after its completion. The listed portion of the road, from Caguas to Juana Díaz, includes the exceptionally challenging engineering through the Cordillera Central, 11 major bridges, 14 maintenance workers' houses, and numerous other roadway structures. |
| 2 | Church San José of Aibonito | Church San José of Aibonito More images | December 10, 1984 (#84000451) | Emeterio Betances Street 18°08′20″N 66°15′59″W﻿ / ﻿18.138860°N 66.266358°W﻿ / 18.138860; -66.266358﻿ (Church San José of Aibonito) | Aibonito Pueblo | Historic parish church at the main town square of Aibonito designed by Puerto Rico state architect Pedro Cobreros and built in 1897. Part of the Historic Churches of Puerto Rico MPS. |
| 3 | La Plata Community Center | Upload image | October 4, 2021 (#100007066) | PR 173, Km. 1.5 18°09′19″N 66°14′03″W﻿ / ﻿18.1553°N 66.2342°W﻿ / 18.1553; -66.2342﻿ (La Plata Community Center) | Plata | Art Deco-style rural community center building from 1940. |
| 4 | Villa Julita | Villa Julita | December 19, 1996 (#86003491) | 401 San José Avenue 18°08′30″N 66°15′27″W﻿ / ﻿18.141744°N 66.257393°W﻿ / 18.141744; -66.257393﻿ (Villa Julita) | Aibonito Pueblo | Well-preserved Beaux Arts-inspired Criollo house designed by Alfredo Wiechers Pieretti and built in 1915 for the Vendrell-Suárez family. Also known as the Ulrich House. |

## Barranquitas

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Casa Natal de Luis Muñoz Rivera | Casa Natal de Luis Muñoz Rivera | September 4, 1984 (#84003139) | Muñoz Rivera and Manuel Torres Streets 18°11′11″N 66°18′25″W﻿ / ﻿18.186265°N 66.307017°W﻿ / 18.186265; -66.307017﻿ (Casa Natal de Luis Muñoz Rivera) | Barranquitas Pueblo | Well-preserved 19th-century middle class criollo residence and birthplace of Luis Muñoz Rivera, important figure in the history of the development Puerto Rico's political autonomy from Spain. Now operated as a house museum by the Institute of Puerto Rican Culture. |
| 2 | El Cortijo | Upload image | September 11, 2018 (#100002934) | Highway 162, km 18.5 18°10′57″N 66°18′35″W﻿ / ﻿18.182568°N 66.309766°W﻿ / 18.182568; -66.309766﻿ (El Cortijo) | Barranquitas Pueblo | Historic Mission Revival rural villa designed by architect Rafael Carmoega Morales as a summer residence for the Lozana-Fabián family with gardens inspired by the Catalonian modernism of Parc Güell. |
| 3 | Palo Hincado Site | Upload image | September 2, 1999 (#99001021) | Address restricted | Address restricted | Archaeological site consisting of ball courts or bateyes with petroglyphs. Many of the objects have been removed by collectors. Part of the Ball Courts/Plaza Sites of Puerto Rico and the U.S. Virgin Islands MPS. |

## Caguas

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Aguayo Aldea Vocational High School | Aguayo Aldea Vocational High School More images | September 4, 1987 (#87001311) | Junction of San Juan and Principal Streets 18°13′56″N 66°01′49″W﻿ / ﻿18.232275°N 66.030293°W﻿ / 18.232275; -66.030293﻿ (Aguayo Aldea Vocational High School) | Caguas Pueblo | Historic Art Deco vocational high school from 1939. |
| 2 | Alcaldía de Caguas | Alcaldía de Caguas | March 22, 1989 (#88001307) | 42 Muñoz Rivera Street 18°14′05″N 66°02′09″W﻿ / ﻿18.234807°N 66.035936°W﻿ / 18.234807; -66.035936﻿ (Alcaldía de Caguas) | Caguas Pueblo | Well-preserved historic Neoclassical city hall built in 1856 at the site of the former regional "casa del rey". Now houses the Caguas Museum of History. |
| 3 | Carretera Central | Carretera Central More images | May 2, 2019 (#100003686) | Highway 1 from km 40 to Cidra boundary 18°11′10″N 66°04′32″W﻿ / ﻿18.186232°N 66.075557°W﻿ / 18.186232; -66.075557﻿ (Carretera Central) | Turabo, Borinquen, and Beatriz | Built by the Spanish administration during 1846–1886 to connect San Juan with Ponce, this was one of the first modern roadways in Puerto Rico and was regarded as one of the finest roads in the Americas for years after its completion. The listed portion of the road, from Caguas to Juana Díaz, includes the exceptionally challenging engineering through the Cordillera Central, 11 major bridges, 14 maintenance workers' houses, and numerous other roadway structures. |
| 4 | Gautier Benítez High School | Gautier Benítez High School | June 15, 1988 (#88000657) | Gautier Benítez Avenue and Cristóbal Colón Boulevard 18°13′40″N 66°02′10″W﻿ / ﻿18.227854°N 66.036245°W﻿ / 18.227854; -66.036245﻿ (Gautier Benítez High School) | Caguas Pueblo | Prominent Classical Revival high school built in 1924. |
| 5 | Logia Unión y Amparo No. 44 | Logia Unión y Amparo No. 44 | June 15, 1988 (#88000661) | 39 Acosta Street 18°14′02″N 66°02′01″W﻿ / ﻿18.233905°N 66.033536°W﻿ / 18.233905; -66.033536﻿ (Logia Unión y Amparo No. 44) | Caguas Pueblo | Greek Revival masonic lodge from 1875 designed by Antonin Nechodoma. |
| 6 | Primera Iglesia Bautista de Caguas | Primera Iglesia Bautista de Caguas | September 24, 2008 (#08000949) | Corner of Ruiz Belvis and Intendente Ramírez Streets 18°14′05″N 66°02′01″W﻿ / ﻿18.234635°N 66.033709°W﻿ / 18.234635; -66.033709﻿ (Primera Iglesia Bautista de Caguas) | Caguas Pueblo | Historic Baptist church built in the Romanesque Revival style in 1909. |
| 7 | Puente No. 6 | Puente No. 6 | May 28, 2009 (#09000361) | Highway 798, km 1.0 18°17′43″N 66°03′26″W﻿ / ﻿18.295339°N 66.057166°W﻿ / 18.295339; -66.057166﻿ (Puente No. 6) | Río Cañas | Historic barrel vault bridge built across the Cañas River in 1856. Also known as La Concepción Bridge. |

## Cayey

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Arenas Bridge | Arenas Bridge More images | July 19, 1995 (#95000843) | Highway 735, km 1.3, spanning Río de la Plata 18°08′03″N 66°08′17″W﻿ / ﻿18.1343°N 66.1381°W﻿ / 18.1343; -66.1381﻿ (Arenas Bridge) | Monte Llano and Arenas | Well-preserved metal truss bridge from 1894, also known as La Plata River Bridge. |
| 2 | Carretera #4 | Carretera #4 | October 30, 2020 (#100005741) | PR-15, from km. 0 in Guayama to km. 25.7 in Cayey 18°03′01″N 66°08′07″W﻿ / ﻿18.0502°N 66.1352°W﻿ / 18.0502; -66.1352﻿ (Carretera #4) | Guayama to Cayey | Carretera #4 (Actually PR-15) including the bridge Puente Principe Alfonso XII. |
| 3 | Carretera Central | Carretera Central More images | May 2, 2019 (#100003686) | Highway 1 from Cidra boundary to km 55.4; Highway 14 from km 74 to Aibonito boundary; Highway 735 18°07′26″N 66°10′53″W﻿ / ﻿18.1239°N 66.1813°W﻿ / 18.1239; -66.1813﻿ (Carretera Central) | Beatriz, Vegas, Monte Llano, Cayey Pueblo, Rincón, Toíta, and Matón Abajo | Built by the Spanish administration during 1846–1886 to connect San Juan with Ponce, this was one of the first modern roadways in Puerto Rico and was regarded as one of the finest roads in the Americas for years after its completion. The listed portion of the road, from Caguas to Juana Díaz, includes the exceptionally challenging engineering through the Cordillera Central, 11 major bridges, 14 maintenance workers' houses, and numerous other roadway structures. |
| 4 | Church Nuestra Señora de la Asunción of Cayey | Church Nuestra Señora de la Asunción of Cayey More images | December 10, 1984 (#84000454) | Muñoz Rivera Street, Town Plaza 18°06′46″N 66°09′57″W﻿ / ﻿18.1127°N 66.1657°W﻿ / 18.1127; -66.1657﻿ (Church Nuestra Señora de la Asunción of Cayey) | Cayey Pueblo | Spanish Colonial style church from 1815, designed by José Canovas. |
| 5 | La Liendre Bridge | La Liendre Bridge More images | July 19, 1995 (#95000844) | Highway 735, km 0.7, spanning Quebrada Beatriz 18°08′05″N 66°07′54″W﻿ / ﻿18.1347°N 66.1317°W﻿ / 18.1347; -66.1317﻿ (La Liendre Bridge) | Vegas and Arenas | An iron lattice lateral girder bridge from 1877. Also known as Bridge No. 467. |
| 6 | Río Matón Bridge | Río Matón Bridge More images | July 19, 1995 (#95000841) | Highway 14, km 63.2, spanning Río Matón 18°08′23″N 66°12′39″W﻿ / ﻿18.1397°N 66.2108°W﻿ / 18.1397; -66.2108﻿ (Río Matón Bridge) | Matón Abajo | A lateral solid web girder bridge designed by Spanish engineer Manuel Lopez-Bayo built across Matón River in 1886. |
| 7 | Juana Rodríguez Morales House | Juana Rodríguez Morales House | April 6, 2005 (#05000257) | 7 Nuñez Romeu Street 18°06′48″N 66°09′58″W﻿ / ﻿18.1132°N 66.1662°W﻿ / 18.1132; -66.1662﻿ (Juana Rodríguez Morales House) | Cayey Pueblo | Spanish Creole townhouse from 1850. Also known as the Espadi-Cervoni House. Today it hosts the Historic House of Music in Cayey. |

## Ciales

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Manatí Bridge at Mata de Plátano | Manatí Bridge at Mata de Plátano More images | July 19, 1995 (#95000847) | Highway 6685, km 9.7, spanning Río Grande de Manatí 18°21′32″N 66°28′45″W﻿ / ﻿18.359008°N 66.479162°W﻿ / 18.359008; -66.479162﻿ (Manatí Bridge at Mata de Plátano) | Hato Viejo | Also known as the Juan José Jiménez Bridge. It was the first truss bridge built in Puerto Rico under the administration of the United States (1898–1900) after the Spanish–American War. |

## Cidra

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Arenas Bridge | Arenas Bridge More images | July 19, 1995 (#95000843) | Highway 735, km 1.3, spanning Río de la Plata 18°08′04″N 66°08′17″W﻿ / ﻿18.134325°N 66.138119°W﻿ / 18.134325; -66.138119﻿ (Arenas Bridge) | Arenas and Monte Llano | A metal truss bridge from 1894, also known as La Plata River Bridge. |
| 2 | La Bolero | Upload image | August 28, 2012 (#12000584) | Highway 173, km 0.5 18°10′50″N 66°09′41″W﻿ / ﻿18.180492°N 66.161373°W﻿ / 18.180492; -66.161373﻿ (La Bolero) | Ceiba | Prototypical Modernist factory building. Part of the Early Prototypes for Manufacturing Plants in Puerto Rico, 1948-1958 Multiple Property Submission (MPS). |
| 3 | Carretera Central | Upload image | May 2, 2019 (#100003686) | Highway 1 from Caguas boundary to Cayey boundary; Highway 735 18°09′07″N 66°06′18″W﻿ / ﻿18.152005°N 66.105052°W﻿ / 18.152005; -66.105052﻿ (Carretera Central) | Beatriz and Arenas | Built by the Spanish administration during 1846–1886 to connect San Juan with Ponce, this was one of the first modern roadways in Puerto Rico and was regarded as one of the finest roads in the Americas for years after its completion. The listed portion of the road, from Caguas to Juana Díaz, includes the exceptionally challenging engineering through the Cordillera Central, 11 major bridges, 14 maintenance workers' houses, and numerous other roadway structures. |
| 4 | La Liendre Bridge | La Liendre Bridge More images | July 19, 1995 (#95000844) | Highway 735, km 0.7, spanning Quebrada Beatriz 18°08′05″N 66°07′54″W﻿ / ﻿18.134651°N 66.131666°W﻿ / 18.134651; -66.131666﻿ (La Liendre Bridge) | Arenas and Vegas | An iron lattice lateral girder bridge from 1877 built along the Carretera Central (Puerto Rico). |
| 5 | Teatro Iberia | Upload image | October 5, 2023 (#100009465) | 24 Jose de Diego 18°10′33″N 66°09′43″W﻿ / ﻿18.1758°N 66.1620°W﻿ / 18.1758; -66.1620﻿ (Teatro Iberia) | Cidra Pueblo | Historic theater, now a municipal cultural center. |

## Coamo

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Carretera Central | Carretera Central More images | May 2, 2019 (#100003686) | Highway 14 from Aibonito boundary to Juana Díaz boundary 18°04′39″N 66°21′43″W﻿ / ﻿18.077558°N 66.362057°W﻿ / 18.077558; -66.362057﻿ (Carretera Central) | Cuyón, Palmarejo, Coamo Pueblo, San Ildefonso, and Los Llanos | Built by the Spanish administration during 1846–1886 to connect San Juan with Ponce, this was one of the first modern roadways in Puerto Rico and was regarded as one of the finest roads in the Americas for years after its completion. The listed portion of the road, from Caguas to Juana Díaz, includes the exceptionally challenging engineering through the Cordillera Central, 11 major bridges, 14 maintenance workers' houses, and numerous other roadway structures. |
| 2 | Casa Blanca | Casa Blanca | April 28, 1992 (#92000379) | 17 José I. Quintón Street 18°04′48″N 66°21′22″W﻿ / ﻿18.080081°N 66.356028°W﻿ / 18.080081; -66.356028﻿ (Casa Blanca) | Coamo Pueblo | Spanish Creole architecture from 1865 designed by Raymundo Camprubi. |
| 3 | Church San Blas de Illescas of Coamo | Church San Blas de Illescas of Coamo | December 10, 1984 (#84000463) | Mario Braschi Street 18°04′51″N 66°21′22″W﻿ / ﻿18.080702°N 66.356228°W﻿ / 18.080702; -66.356228﻿ (Church San Blas de Illescas of Coamo) | Coamo Pueblo | Latin American Baroque architecture of a church from 1661, one of the oldest parish churches in the island. |
| 4 | General Méndez Vigo Bridge | General Méndez Vigo Bridge More images | July 19, 1995 (#95000839) | Highway 14, km 30.4, spanning Las Minas River 18°03′50″N 66°22′27″W﻿ / ﻿18.063764°N 66.374154°W﻿ / 18.063764; -66.374154﻿ (General Méndez Vigo Bridge) | San Ildefonso | Brick barrel vault bridge from 1898, by US Corps of Engineers, also known as Las Minas River Bridge. |
| 5 | Hermitage Church of Nuestra Señora de Valvanera of Coamo | Upload image | March 31, 1986 (#86000700) | Junction of José I. Quintón and Carrión Maduro Streets 18°04′46″N 66°21′33″W﻿ / ﻿18.079333°N 66.359067°W﻿ / 18.079333; -66.359067﻿ (Hermitage Church of Nuestra Señora de Valvanera of Coamo) | Coamo Pueblo | Historic church from 1685. Today part of the Colegio Valvanera Catholic school. |
| 6 | Padre Íñigo Bridge | Padre Íñigo Bridge More images | July 19, 1995 (#95000840) | Highway 14, km 34.2, spanning Río Coamo 18°04′53″N 66°21′15″W﻿ / ﻿18.081372°N 66.354075°W﻿ / 18.081372; -66.354075﻿ (Padre Íñigo Bridge) | Coamo Pueblo and Palmarejo | Lattice girder bridge from 1879 designed by Raymundo Campubri and built as part of the Carretera Central (Puerto Rico). Today a pedestrian bridge that crosses the Coamo River. |
| 7 | Picó Pomar Residence | Picó Pomar Residence | July 12, 1988 (#88000961) | Junction of José I. Quintón and Mario Braschi Streets 18°04′49″N 66°21′25″W﻿ / ﻿18.080239°N 66.356947°W﻿ / 18.080239; -66.356947﻿ (Picó Pomar Residence) | Coamo Pueblo | Spanish Neoclassical residential building from 1840, also served as a coffee, tobacco and sugar trade and distribution center. Today it hosts Coamo Historic Museum. |
| 8 | Puente de las Calabazas | Puente de las Calabazas More images | February 17, 2009 (#09000042) | Highway 14, km 39.3, spanning Río Cuyón 18°05′17″N 66°18′48″W﻿ / ﻿18.088076°N 66.313350°W﻿ / 18.088076; -66.313350﻿ (Puente de las Calabazas) | Cuyón | Lattice girder bridge from 1882, part of the Carretera Central historic district. |

## Comerío

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Comerio Hydroelectric Development | Comerio Hydroelectric Development | September 1, 2022 (#100008110) | PR167, Km. 3.9 to 6.0 18°15′39″N 66°12′25″W﻿ / ﻿18.2608°N 66.2070°W﻿ / 18.2608; -66.2070﻿ (Comerio Hydroelectric Development) | Comerío | Historic hydroelectric dam from 1906 built along the La Plata River to provide electricity to the San Juan metropolitan area until the 1930s. Popularly known as El Salto dam. |
| 2 | Cueva La Mora | Upload image | March 10, 1983 (#83002292) | Address restricted | Address restricted | Cave containing pre-Hispanic petroglyphs and pictographs. Part of the Prehistoric Rock Art of Puerto Rico MPS. |
| 3 | Río Hondo Bridge | Río Hondo Bridge More images | July 19, 1995 (#95000842) | Highway 156, km 26.9, spanning Río Hondo 18°12′31″N 66°14′35″W﻿ / ﻿18.208715°N 66.243044°W﻿ / 18.208715; -66.243044﻿ (Río Hondo Bridge) | Río Hondo | Originally installed in 1881 over the Río de la Plata, this span survived an 1899 hurricane, then was moved and re-installed on new abutments in 1908. As of 1995, it was the oldest bridge truss in Puerto Rico, employing a double pony truss design and unique open-web transverse joists. It was removed in 2001. |

## Corozal

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Mavilla Bridge | Mavilla Bridge More images | July 19, 1995 (#95000848) | Highway 159, km 17.7, spanning Río Mavilla 18°21′07″N 66°17′50″W﻿ / ﻿18.352003°N 66.297263°W﻿ / 18.352003; -66.297263﻿ (Mavilla Bridge) | Palmarejo and Abras | Historic concrete-lowered, arch bridge from 1903 built across the Mavilla River. Associated with local legends. Also known as Bridge No. 354. |

## Gurabo

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Church San José of Gurabo | Church San José of Gurabo | September 18, 1984 (#84003142) | Santiago and Eugenio Sánches López Streets 18°15′18″N 65°58′21″W﻿ / ﻿18.254946°N 65.972433°W﻿ / 18.254946; -65.972433﻿ (Church San José of Gurabo) | Gurabo Pueblo | Historic parish church from 1821. |

## Jayuya

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | La Piedra Escrita | La Piedra Escrita More images | January 15, 2003 (#02001720) | Highway 144, km 8 18°13′02″N 66°34′23″W﻿ / ﻿18.217134°N 66.573090°W﻿ / 18.217134; -66.573090﻿ (La Piedra Escrita) | Coabey | Prehistoric rock art site at the Saliente River popularly associated with the Taino people. |

## Juncos

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Cárcel Municipal de Juncos | Upload image | January 29, 2025 (#100011436) | Calle Agüeybaná Esq. calle Baldorioty 18°13′36″N 65°55′24″W﻿ / ﻿18.2266°N 65.9232°W﻿ / 18.2266; -65.9232﻿ (Cárcel Municipal de Juncos) | Juncos Pueblo | |
| 2 | José Miguel Gallardo School | José Miguel Gallardo School | November 14, 2012 (#12000937) | Junction of Paseo Escuté and Algarín Street 18°13′41″N 65°55′27″W﻿ / ﻿18.228022°N 65.924278°W﻿ / 18.228022; -65.924278﻿ (José Miguel Gallardo School) | Juncos Pueblo | Former school turned-public library, and a prime example of Beaux Arts and Mission/Spanish Revival architecture in Puerto Rico. |

## Lares

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Callejones Site | Upload image | September 2, 1999 (#99001022) | Address restricted | Address restricted | An archaeological site consisting of a ceremonial ballcourt known as a batey dating from the Early Ostionoid (pre-Taino) (AD 600–1200) and Late Ostionoid (Taíno) (AD 1200–1500) periods. |
| 2 | Hacienda Los Torres | Hacienda Los Torres | September 28, 2006 (#06000896) | Junction of Highways 111 and 129 18°17′48″N 66°52′16″W﻿ / ﻿18.296780°N 66.871057°W﻿ / 18.296780; -66.871057﻿ (Hacienda Los Torres) | Lares | Mission/Spanish Revival-style residence building from 1846. |

## Las Marías

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Eugenio María de Hostos School | Eugenio María de Hostos School | December 19, 2012 (#12001077) | Matías Brugman Avenue 18°15′00″N 66°59′23″W﻿ / ﻿18.249931°N 66.989842°W﻿ / 18.249931; -66.989842﻿ (Eugenio María de Hostos School) | Las Marías Pueblo | Early 20th century school building designed in the Mission Revival style. |

## Maricao

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Church San Juan Bautista of Maricao | Church San Juan Bautista of Maricao | September 18, 1984 (#84003125) | Baldorioty Street, Town Plaza 18°10′51″N 66°58′46″W﻿ / ﻿18.180868°N 66.979395°W﻿ / 18.180868; -66.979395﻿ (Church San Juan Bautista of Maricao) | Maricao Pueblo | Gothic Revival church built by Jeronimo Jiminez Coranado in 1890. |
| 2 | Del Treinta Bridge | Upload image | July 19, 1995 (#95000846) | Highway 128, km 32.7 18°10′00″N 66°51′48″W﻿ / ﻿18.166660°N 66.863449°W﻿ / 18.166660; -66.863449﻿ (Del Treinta Bridge) | Indiera Alta | A rolled steel beam bridge from 1924, designed by Enrique Ortega. |
| 3 | Vivero de Peces de Maricao | Vivero de Peces de Maricao | February 21, 2017 (#100000667) | Highway 410, km 1.7 18°10′14″N 66°59′14″W﻿ / ﻿18.170432°N 66.987089°W﻿ / 18.170432; -66.987089﻿ (Vivero de Peces de Maricao) | Maricao Afuera | Historic fish hatchery built by the Civilian Conservation Corps next to the Rosario River within the boundaries of the Maricao State Forest. Also known as the Insular Fish Hatchery, part of the New Deal Era Constructions in the Forest Reserves of Puerto Rico MPS. |

## Morovis

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | José Fontán School | José Fontán School More images | August 28, 2012 (#12000582) | Junction of Del Carmen Street and Principal Street final 18°19′34″N 66°24′32″W﻿ / ﻿18.326079°N 66.408958°W﻿ / 18.326079; -66.408958﻿ (José Fontán School) | Morovis Pueblo | History early 20th century school building, part of the Early Twentieth Century Schools in Puerto Rico Thematic Resource (TR). |

## Naranjito

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Escuela Guillermo Esteves | Escuela Guillermo Esteves More images | December 19, 2012 (#12001078) | Junction of Georgetti and Achiote Streets 18°18′05″N 66°14′55″W﻿ / ﻿18.30138°N 66.24857°W﻿ / 18.30138; -66.24857﻿ (Escuela Guillermo Esteves) | Naranjito Pueblo | Mediterranean Revival-style school building from 1925. Also known as the Mercedes Rosario Middle School. |
| 2 | Plata Bridge | Plata Bridge More images | July 19, 1995 (#95000849) | Highway 167, km 0.9 18°18′14″N 66°12′40″W﻿ / ﻿18.303840°N 66.211220°W﻿ / 18.303840; -66.211220﻿ (Plata Bridge) | Nuevo and Dajaos | Remains of a notable Parker truss bridge from 1908. Also known as Bridge #374. |

## Orocovis

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Cueva La Espiral | Upload image | September 20, 2011 (#11000673) | Address restricted | Bauta Abajo | Cave site with indigenous rock art. Part of the Prehistoric Rock Art of Puerto Rico MPS. |

## San Lorenzo

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Nuestra Señora de las Mercedes de San Miguel de Hato Grande | Nuestra Señora de las Mercedes de San Miguel de Hato Grande More images | December 8, 1983 (#83004194) | Colón Street, at Town Plaza 18°11′25″N 65°57′39″W﻿ / ﻿18.190415°N 65.960839°W﻿ / 18.190415; -65.960839﻿ (Nuestra Señora de las Mercedes de San Miguel de Hato Grande) | San Lorenzo Pueblo | Also known as Las Mercedes, this Classical Revival style building was built in 1737. |
| 2 | Residencia Machín–Ramos | Residencia Machín–Ramos | May 5, 1989 (#88001180) | Eugenio Sánchez López Street 18°11′27″N 65°57′40″W﻿ / ﻿18.190953°N 65.961184°W﻿ / 18.190953; -65.961184﻿ (Residencia Machín–Ramos) | San Lorenzo Pueblo | One of the best-preserved Spanish Colonial residential buildings in the region. Built in a Canarian vernacular style sometime before 1883 for the Machín family. |

## Trujillo Alto

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Puente de Trujillo Alto | Puente de Trujillo Alto | January 28, 2010 (#09001289) | Highway 181, km 5.6 18°21′27″N 66°00′13″W﻿ / ﻿18.357480°N 66.003673°W﻿ / 18.357480; -66.003673﻿ (Puente de Trujillo Alto) | Cuevas and Dos Bocas | Steel platform bridge built by the U.S. Steel over the Río Grande de Loíza; built in 1939, at the time the longest single-span bridge in Puerto Rico. |

## Utuado

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Bateyes de Viví | Upload image | June 21, 2007 (#07000584) | Address restricted | Viví Arriba | Archaeological site consisting of a number of ball courts or bateyes. Also known as the Dance Grounds of the Butterbaughs Estate and as the Vega del Hoyo Site. Part of the Ball Court/Plaza Sites of Puerto Rico and the U.S. Virgin Islands MPS. |
| 2 | Blanco Bridge | Blanco Bridge More images | July 19, 1995 (#95000837) | Highway 10, km 48.1, spanning the Pellejas River 18°13′48″N 66°43′02″W﻿ / ﻿18.229996°N 66.717128°W﻿ / 18.229996; -66.717128﻿ (Blanco Bridge) | Arenas | 1924 bridge built to span the Pellejas River. Also known as Bridge 152. Part of the Historic Bridges of Puerto Rico MPS. |
| 3 | Caguana Ceremonial Ball Courts Site | Caguana Ceremonial Ball Courts Site More images | December 17, 1992 (#92001671) | Highway 111, km 12.3 18°17′42″N 66°46′52″W﻿ / ﻿18.294870°N 66.780974°W﻿ / 18.294870; -66.780974﻿ (Caguana Ceremonial Ball Courts Site) | Caguana | One of the best-preserved ballcourt sites in the Caribbean, an archaeoastronomical site consisting of a number of ceremonial courts or bateyes with petroglyph-carved monoliths. Today it also hosts an interpretative park and a museum. |
| 4 | Church San Miguel Arcángel of Utuado | Church San Miguel Arcángel of Utuado More images | December 10, 1984 (#84000447) | Dr. Barbosa Street, Town Plaza 18°15′55″N 66°41′58″W﻿ / ﻿18.265369°N 66.699340°W﻿ / 18.265369; -66.699340﻿ (Church San Miguel Arcángel of Utuado) | Utuado Pueblo | Spanish Neoclassical parish church built in 1866 and designed by Onofre Llorapart. Part of the Historic Churches of Puerto Rico TR. |

## Villalba

| | Name on the Register | Image | Date listed | Location | Barrio | Description |
| 1 | Walter McK. Jones School | Walter McK. Jones School | January 29, 2013 (#12001249) | 28 Luis Muñoz Rivera Street 18°07′47″N 66°29′31″W﻿ / ﻿18.129715°N 66.491963°W﻿ / 18.129715; -66.491963﻿ (Walter McK. Jones School) | Villalba Pueblo | Historic Mission Revival-style school building from 1926. Part of the Early Twentieth Century Schools in Puerto Rico TR. |