Municipality · María Trinidad Sánchez Province
# Río San Juan

Río San Juan is a municipality of Dominican Republic in María Trinidad Sánchez Province, Cibao Nordeste Region. It covers 244.4 km². It is divided into 1 municipal district. 38 named villages and localities are recorded here, and 37 mapped services such as hospitals, banks and schools.
- 244 km²
- 1 municipal district
- 37 mapped services

## Where is Río San Juan?

Río San Juan lies in María Trinidad Sánchez Province, Cibao Nordeste Region, Dominican Republic. It borders 4 other municipalities: Cabrera, Gaspar Hernández, Nagua and San Francisco de Macorís. By area it is the 69th largest of 155 municipalities in Dominican Republic. It covers 20.2% of María Trinidad Sánchez Province. The centre of Río San Juan is about 123 km in a straight line from Santo Domingo, the capital. It is about 33 km from Nagua, the main town of María Trinidad Sánchez Province. The centre point is at 19.5669° N, 70.0888° W.

Source: Oficina Nacional de Estadística via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO).

## Things to see in and around Río San Juan

OpenStreetMap lists 6 named sights in Río San Juan: 4 beachs; 2 nature reserves.
- Monumento Natural Bosque Húmedo de Río San Juan · nature reserve
- Monumento Natural Laguna Gri-Grí · nature reserve
- Playa Grande · beach
- Playa Los Mino · beach
- Playa Preciosa · beach
- Playa de Los Guardias · beach

Source: © OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements.

Named attractions, museums, viewpoints, historic sites and natural features mapped in OpenStreetMap. Places of worship are not listed.

## Know before you go: Río San Juan
- Time zone UTC−4, no daylight saving · America/Santo_Domingo
- Currency Peso (DOP)
- Country calling code +1-809 and 1-829
- Languages Spanish
- Plug types Type A, B · 110 V
- Driving side Right
- Postcode format 5 digits (#####)

### Nearest airports
- Samaná El Catey International Airport (AZS) · Samana 50 km
- Gregorio Luperon International Airport (POP) · Puerto Plata 55 km

### Daylight

Days are longest in Jun (about 13.3 hours, sunrise around 06:01) and shortest in Dec (about 11.0 hours, sunrise around 07:06, sunset around 18:04).

Source: GeoNames country and time-zone files (CC BY 4.0); Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-02; OurAirports (public domain).

Airports with scheduled passenger flights; straight-line distances. Daylight is calculated for the 15th of each month in local standard time. Check entry and visa rules with official government sources before travelling.

## Municipal districts of Río San Juan
| Municipal district | Area km² | Localities | Services |
| Río San Juan | 244 | 38 | 37 |

Source: Oficina Nacional de Estadística via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO); GeoNames (CC BY 4.0) — settlements, natural and historic features; Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL).

## Villages and localities in Río San Juan

Open gazetteers list 38 villages, towns and localities in Río San Juan. The largest with a recorded population: Río San Juan (8,983). Settlements here lie between about 6 m and 601 m above sea level (median 74 m).
- Acapulco
- Arroyo Grande
- Arroyo Sabana
- Aurora
- Batey Laguneta
- Bobita
- Caraqueño
- Carrasco
- Copeyito
- Cuerno de Buey
- El Caraqueño
- El Cruce
- El Guano
- El Hospital
- El Tablón
- El Toro
- Jabo Claro
- La Caribe
- La Cubana
- La Gallera Vieja
- La Hicotea
- La Manigua Arriba
- La Novilla
- La Vigía
- Laguna de Yerba
- Los Cacaos
- Los Cajuiles
- Los Pomos
- Mata Puerco
- Palmarito
- Pozo Prieto
- Puerca Gorda
- Rosa Delia
- Río San Juan
- Sabana La Puerta
- Santa Lucía
- Sábana La Puerta
- Tu Arena

Source: GeoNames (CC BY 4.0) — settlements, natural and historic features; © OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements.

## Landscape and landmarks of Río San Juan

Named natural and historic features inside Río San Juan, from the GeoNames gazetteer.

### Water

56 rivers and streams; 1 lake.
- Arroyo Angostura
- Arroyo Bebedero
- Arroyo Bejuquito de Clavo
- Arroyo Bobita al Monte
- Arroyo Burra
- Arroyo Cacao
- Arroyo Caraqueño
- Arroyo Caño Amarillo
- Arroyo Chiquito
- Arroyo Colorado
- Arroyo Coquitar
- Arroyo Dajao
- Arroyo El Agua
- Arroyo El Café
- Arroyo El Estero
- Arroyo El Loco
- Arroyo El Palo
- Arroyo El Ñaque
- Arroyo Grande
- Arroyo Guano
- Arroyo Hicotea
- Arroyo La Ceja
- Arroyo La Descubierta
- Arroyo La Majagua

…and 33 more.

### Coast and islands

2 beaches; 2 headlands.
- Playa Grande
- Playa Navío
- Punta Caño El Coco
- Punta La Playa

### Hills and mountains

5 hills; 1 mountain.
- Loma El Morro · 598 m
- Loma La Vigía · 436 m
- Loma El Morrito · 368 m
- Loma El Guano · 244 m
- Loma de Mata Puerco · 235 m
- Loma de Las Piraguas · 90 m

Source: GeoNames (CC BY 4.0) — settlements, natural and historic features.

Places of worship are not listed. Elevations are from the GeoNames terrain model and are approximate.

## Weather in Río San Juan and the best time to visit

Using the climate of María Trinidad Sánchez Province, the warmest month is Aug (average 28 °C) and the coolest is Jan (25 °C). About 655 mm of rain falls in a year; the wettest month is Nov (89 mm) and the driest Feb (31 mm). The most comfortable months for a visit are January to December.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
| Month | Average °C | Rain mm |
| Jan | 25 | 52 |
| Feb | 25 | 31 |
| Mar | 25 | 39 |
| Apr | 26 | 45 |
| May | 27 | 68 |
| Jun | 28 | 40 |
| Jul | 28 | 52 |
| Aug | 28 | 57 |
| Sep | 28 | 61 |
| Oct | 28 | 61 |
| Nov | 26 | 89 |
| Dec | 25 | 59 |

Source: NASA POWER climatology, retrieved 2026-10-29.

## Hospitals, banks and other services in Río San Juan

Places mapped inside Río San Juan in open map data, by type — each number opens the full list with locations.
- Hospitals 1
- Banks 2
- Petrol pumps 3
- Hotels 11
- Schools 4
- Pharmacies 1
- Restaurants 14
- Police stations 1

Source: Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL).

Coverage depends on what has been mapped; contact details are not shown.

## Quick answers
- Where is Río San Juan? In María Trinidad Sánchez Province, Cibao Nordeste Region, Dominican Republic
- What borders Río San Juan? Cabrera, Gaspar Hernández, Nagua and San Francisco de Macorís
- What is there to see in Río San Juan? Monumento Natural Bosque Húmedo de Río San Juan, Monumento Natural Laguna Gri-Grí, Playa Grande, Playa Los Mino
- What time zone is Río San Juan in? UTC−4
- What currency is used in Río San Juan? Peso (DOP)
- What language is spoken in Río San Juan? Spanish (main languages nationally)
- How many villages are in Río San Juan? 38 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Río San Juan? Settlements lie between 6 m and 601 m
- What is the highest point in Río San Juan? Loma El Morro (598 m, GeoNames elevation model)
- What is the best time to visit Río San Juan? January to December
- How many hospitals are in Río San Juan? 1 mapped
- How many banks are in Río San Juan? 2 mapped
- How many petrol pumps are in Río San Juan? 3 mapped
- What is the P-code of Río San Juan? DO010304 (OCHA common operational dataset)

At a glance
- Type: Municipality
- Area: 244.4 km²
- P-code: DO010304
- Province: María Trinidad Sánchez Province

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Canonical: https://wherepedia.org/dominican-republic/cibao-nordeste/maria-trinidad-sanchez/rio-san-juan/ · Updated 2026-11-02 · Data: national censuses and statistics offices (sources named in each section); © OpenStreetMap contributors (ODbL); Overture Maps; GeoNames; NASA POWER.