# Osa Canton, Puntarenas Province – Population, Districts & Map

> Source: https://wherepedia.org/costa-rica/puntarenas/osa/

Canton · Puntarenas Province 

# Osa Canton

Osa Canton is a canton of Costa Rica in Puntarenas Province. It had an estimated **31,270 people** in 2021 on 1,933 km² (about 16 per km²). It is divided into 6 districts. 213 named villages and localities are recorded here, and 782 mapped services such as hospitals, banks and schools.

- 31,270people (2021)
- 1,933km²
- 6districts
- 782mapped services

## How many people live in Osa Canton?

Osa Canton had an estimated **31,270 people** in 2021 — 6.2% of Puntarenas Province, 55th of 83 cantons. There are 928 women for every 1,000 men (below the Puntarenas Province figure of 961). Spread over 1,933 km², that is about **16 people per km²**, 82nd of 83 cantons.

25.1% of people are children under 15 and 9.9% are 65 or older; the median age is about 34 years (it is 31 across Puntarenas Province). For every 100 people of working age (15–64) there are 54 children and older people.

0–4 ****2,730**

5–9 ****2,656**

10–14 ****2,478**

15–19 ****1,963**

20–24 ****1,935**

25–29 ****1,986**

30–34 ****2,622**

35–39 ****2,629**

40–44 ****2,393**

45–49 ****1,913**

50–54 ****1,743**

55–59 ****1,679**

60–64 ****1,450**

65–69 ****1,181**

70–74 ****755**

75+ ****1,157**

Source: [Costa Rica National Statistics Office (NSO) via OCHA HDX, population 2021 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-cri).

## Where is Osa Canton?

Osa Canton lies in [Puntarenas Province](https://wherepedia.org/costa-rica/puntarenas/), [Costa Rica](https://wherepedia.org/costa-rica/). It borders 5 other cantons: [Buenos Aires Canton](https://wherepedia.org/costa-rica/puntarenas/buenos-aires/), [Golfito Canton](https://wherepedia.org/costa-rica/puntarenas/golfito/), [Puerto Jiménez Canton](https://wherepedia.org/costa-rica/puntarenas/puerto-jimenez/), [Pérez Zeledón Canton](https://wherepedia.org/costa-rica/san-jose/perez-zeledon/) and [Quepos Canton](https://wherepedia.org/costa-rica/puntarenas/quepos/). By area it is the 6th largest of 84 cantons in Costa Rica. It covers 17.1% of [Puntarenas Province](https://wherepedia.org/costa-rica/puntarenas/). The centre of Osa Canton is about 137 km in a straight line from San José, the capital. It is about 197 km from Puntarenas, the main town of Puntarenas Province. The centre point is at 8.8926° N, 83.4149° W.

Source: [Costa Rica National Statistics Office (NSO) via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-cri).

## Things to see in and around Osa Canton

OpenStreetMap lists 38 named sights in Osa Canton: 13 attractions; 11 beachs; 8 waterfalls; 2 viewpoints; 1 museum; 1 archaeological site; 1 gallery; 1 nature reserve.

- Museo de Las Esferas · museum
- Finca 6 Archeological Site · archaeological site
- 3 water holes · waterfall
- Cascada Bejuco · waterfall
- Cascada Verde · waterfall
- Cataratas numero 7 · waterfall
- El Pavon · waterfall
- Uvita Waterfall · waterfall
- Water hole · waterfall
- Waterfal · waterfall
- Refugio Verde Azul · nature reserve
- Cocalito · beach
- Playa Ballena · beach
- Playa Caletas · beach
- Playa Danta · beach
- Playa Dominical · beach
- Playa Gitana · beach
- Playa Llorona · beach
- Playa Pequeña · beach
- Playa San Josecito · beach
- Playa Ventanas · beach
- Playa Violín · beach
- Drake Bay Waterfall · viewpoint
- Sunset point (forest lodge only) · viewpoint
- Alturas Wildlife Sanctuary · attraction
- Batambal · attraction
- Bellezas Terraba Tour · attraction
- Cascada Poza Azul · attraction
- Diquís spheres (Ancient Spheres) · attraction
- El Silencio · attraction

…and 8 more.

Source: [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright).

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

## Know before you go: Osa Canton

- Time zoneUTC−6, no daylight saving · America/Costa_Rica
- CurrencyColon (CRC)
- Country calling code+506
- LanguagesSpanish, English
- Plug typesType A, B · 120 V
- Driving sideRight
- Postcode format5 digits (#####)

### Nearest airports

- Golfito Airport (GLF) · Golfito37 km
- Puerto Jimenez Airport (PJM) · Puerto Jimenez42 km

### Daylight

Days are longest in Jun (about 12.6 hours, sunrise around 05:14) and shortest in Dec (about 11.6 hours, sunrise around 05:40, sunset around 17:17).

Source: [GeoNames country and time-zone files (CC BY 4.0)](https://www.geonames.org/); [Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-03](https://www.wikidata.org/); [OurAirports (public domain)](https://ourairports.com/data/).

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.

## Districts of Osa Canton

District People per km² Area km² Localities Services 

[Palmar](https://wherepedia.org/costa-rica/puntarenas/osa/palmar/) 9,719 39 251 55 73 

[Puerto Cortés](https://wherepedia.org/costa-rica/puntarenas/osa/puerto-cortes/) 8,785 37 234 54 129 

[Piedras Blancas](https://wherepedia.org/costa-rica/puntarenas/osa/piedras-blancas/) 4,516 17 263 35 29 

[Sierpe](https://wherepedia.org/costa-rica/puntarenas/osa/sierpe/) 3,628 5.7 634 31 56 

[Bahía Ballena](https://wherepedia.org/costa-rica/puntarenas/osa/bahia-ballena/) 3,468 22 158 35 379 

[Bahía Drake](https://wherepedia.org/costa-rica/puntarenas/osa/bahia-drake/) 1,154 2.9 392 16 116 

Source: [Costa Rica National Statistics Office (NSO) via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-cri); [Costa Rica National Statistics Office (NSO) via OCHA HDX, population 2021 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-cri).

## Villages and localities in Osa Canton

Open gazetteers list **213 villages, towns and localities** in Osa Canton. The largest with a recorded population: Puerto Cortés (3,850) and Uvita (3,000). Settlements here lie between about 1 m and 694 m above sea level (median 51 m).

- 11 de Abril
- 45
- Agujitas de Drake
- Ajuntaderas
- Alemania
- Alto Encanto
- Alto Laguna
- Alto Los Mogos
- Alto Mango
- Alto Montura
- Alto San Juan
- Alto Ángeles
- Asentamiento Salamá
- Bahía
- Bahía Ballena
- Bahía Chal
- Ballena
- Balsar
- Balsar Abajo
- Balsar Arriba
- Banegas
- Barrio 10
- Barrio 11
- Barrio 5 Abajo
- Barrio 5 Arriba
- Barrio 6
- Barrio 7
- Barrio 8
- Barrio 9
- Barrio Calera
- Barrio Cañablancal
- Barrio Cerro Caracara
- Barrio Cinco Ventanas
- Barrio Finca Marañon
- Barrio Guacal
- Barrio Lajas
- Barrio Nuevo
- Barrio Perezoso
- Barrio San Antonio
- Barrio Villas del Sur
- Bellavista
- Betania
- Boca Chocuaco
- Bocabrava
- Bocachica
- Brisas
- Buenos Aires
- Calavera
- Calera
- Caletas
- Cambutal
- Camíbar
- Canadá
- Cansot
- Caña Blanca
- Cementerio
- Cerro Oscuro
- Cerrón
- Chacarita
- Charcos
- Chiquerón
- Chontales
- Cinco Esquinas
- Coopemangle
- Coquito
- Coronado
- Cortezal
- Delicias
- Dominical
- Dominicalito
- Dos Brazos
- Drake
- Drake Bay
- El Campo
- El Embarcadero
- El Mango
- El Muñeco
- El Porvenir
- El Progreso
- El Progreso (Coobó)
- El Recreo
- El Renacimiento
- El Tecal
- Embarcadero
- Escaleras
- Fase 4
- Fidel Martínez
- Fila
- Finca 10
- Finca 12
- Finca 13
- Finca 18
- Finca 2-4
- Finca 3
- Finca 5
- Finca 6-11
- Finca 7
- Finca 8
- Finca 9
- Finca Alajuela
- Finca Guanacaste
- Finca Limón
- Finca Puntarenas
- Finca Salamá
- Florida
- Fuente
- Gorrión
- Guaria
- Guarumal
- Guerra
- Imas
- Jalaca
- Jeannethe Pacheco
- Kilómetro 40
- La Bonita
- La Colonia
- La Florida
- La Fuente
- La Guaria
- La Hacienda
- La Julia
- La Junta
- La Laguna
- La Navidad
- La Unión
- Las Brisas
- Las Delicias
- Las Nubes
- Las Parcelas
- Llano Bonito
- Los Mingos
- Los Mogos
- Los Planes
- Los Ángeles
- Lourdes
- Macho Monte
- Miramar
- Mogos
- Montreal
- Nubes
- Ojo de Agua
- Ojochal
- Ojochal Arriba
- Olla Cero
- Palma
- Palmar Norte
- Palmar Sur
- Paraíso
- Parcelas
- Pavón
- Piedra Achiote
- Piedras Blancas
- Piñuela
- Piñuela Arriba
- Playa Hermosa
- Playitas
- Potrero
- Poza Azul
- Precario
- Primero de Marzo
- Pueblo Nuevo
- Puerta del Sol
- Puerto Cortés
- Puerto Nuevo
- Punta Mala
- Punta Mala Arriba
- Quebrada Ganado
- Quebrada Grande
- Rancho Quemado
- Renacimiento
- Rincón
- Rincón Caliente
- Riyito
- San Buenaventura
- San Buenaventura Arriba
- San Francisco
- San Francisco de Río Tinoco
- San Gabriel
- San Isidro
- San Josecito
- San José
- San Juan
- San Marcos
- San Martín
- San Pedrillo
- San Rafael
- Santa Cecilia
- Santa Elena
- Santa Rosa
- Sierpe
- Silencio
- Sinaí
- Sábalo
- Taboga
- Taboguita
- Tagual
- Tortuga Abajo
- Tortuga Arriba
- Tres Ríos
- Trocha
- Uvita
- Venecia
- Ventanas
- Vergel
- Victoria
- Villa Bonita
- Villa Colón
- Villas de Sierpe
- Wong
- Yuca
- Zapote
- Zapote Arriba
- Zona Americana

Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright).

## Landscape and landmarks of Osa Canton

Named natural and historic features inside Osa Canton, from the GeoNames gazetteer.

### Water

145 rivers and streams; 1 lake.

- Estero Azul
- Estero Bolsón
- Estero Olla
- Laguna Sierpe
- Quebrada Aguabuena
- Quebrada Aguacate
- Quebrada Amapola
- Quebrada Aparicio
- Quebrada Arepa
- Quebrada Arroyo
- Quebrada Ballena
- Quebrada Balsar
- Quebrada Banegas
- Quebrada Batambal
- Quebrada Bejuco
- Quebrada Benjamín
- Quebrada Bonita
- Quebrada Bruja
- Quebrada Cajón
- Quebrada Calavera
- Quebrada Callejón
- Quebrada Canchén
- Quebrada Cantera
- Quebrada Cascante

…and 122 more.

### Coast and islands

27 headlands; 20 islands; 14 beaches; 2 lagoons.

- Isla Bocabrava
- Isla Bocachica
- Isla Botón
- Isla Dos Aguas
- Isla El Coco
- Isla Encanto
- Isla La Sorpresa
- Isla Las Loras
- Isla Las Pelotas
- Isla Mencha
- Isla Mero
- Isla Mogote
- Isla Pata de Gallina
- Isla Rancha
- Isla Temblona
- Isla Tres Hermanos
- Isla Trocha
- Isla Verde
- Isla Violín
- Isla Viuda
- Laguna Buenavista
- Laguna Ciega
- Playa Ballena
- Playa Bejuco

…and 39 more.

### Hills and mountains

17 mountains; 2 hills; 2 valleys.

- Cerro Carmen · 1,093 m
- Cerro Pelón · 1,023 m
- Alto Vista de Mar · 985 m
- Cerro Zapote · 962 m
- Alto Sándalo · 850 m
- Alto Miramar · 829 m
- Cerro Ballena · 676 m
- Alto Pilones · 589 m
- Cerro Brujo · 588 m
- Alto Montura · 524 m
- Cerro Corrales · 474 m
- Cerro Canchén · 452 m
- Alto Tinoco · 401 m
- Cerro Rancho Quemado · 359 m
- Cerro Guerra · 332 m
- Cerro Maquencal · 286 m
- Alto Casa de Piedra · 180 m
- Cerro Pelón · 157 m
- Cerro Helado · 156 m
- Bajos Matías · 23 m
- Valle del Diquis · 10 m

### Forests and nature

2 forest reserves; 1 nature reserve.

- Golfo Dulce Forest Reserve
- Marino Ballena National Park
- Reserva Forestal Golfo Dulce

### Getting around

4 airfields; 3 airports; 1 bridge.

- Drake Bay Airport
- Finca 10
- Palmar Sur Airport
- Papa Kilo
- Paso Canoas Airport
- Rincon
- Rio Blanco Bridge
- Uvita Bahia

Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/).

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

## Weather in Osa Canton and the best time to visit

In Osa Canton, the warmest month is Apr (average 23 °C) and the coolest is Nov (21 °C). About 2,124 mm of rain falls in a year; the wettest month is Nov (266 mm) and the driest Feb (49 mm). The most comfortable months for a visit are **January to April**.

- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec

Month Average °C Rain mm 

Jan 21 86 

Feb 22 49 

Mar 23 63 

Apr 23 108 

May 23 250 

Jun 22 219 

Jul 22 252 

Aug 22 228 

Sep 22 209 

Oct 21 263 

Nov 21 266 

Dec 21 132 

Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/).

## Hospitals, banks and other services in Osa Canton

Places mapped inside Osa Canton in open map data, by type — each number opens the full list with locations.

- Hospitals6
- Banks11
- ATMs1
- Petrol pumps12
- Hotels365
- Shopping malls10
- Schools101
- Colleges and universities6
- Pharmacies15
- Restaurants242
- Police stations9
- Dental clinics4

Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/).

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

## Quick answers

- Where is Osa Canton?In Puntarenas Province, Costa Rica
- What is the population of Osa Canton?31,270 (2021 estimate)
- What is the median age in Osa Canton?About 34 years (2021 estimate)
- What is the population density of Osa Canton?About 16 people per km²
- What borders Osa Canton?Buenos Aires Canton, Golfito Canton, Puerto Jiménez Canton, Pérez Zeledón Canton and Quepos Canton
- What is there to see in Osa Canton?3 water holes, Alturas Wildlife Sanctuary, Avocado Lab, Batambal
- What time zone is Osa Canton in?UTC−6
- What currency is used in Osa Canton?Colon (CRC)
- What language is spoken in Osa Canton?Spanish, English (main languages nationally)
- How many villages are in Osa Canton?213 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Osa Canton?Settlements lie between 1 m and 694 m
- What is the highest point in Osa Canton?Cerro Carmen (1,093 m, GeoNames elevation model)
- What is the best time to visit Osa Canton?January to April
- How many hospitals are in Osa Canton?6 mapped
- How many banks are in Osa Canton?11 mapped
- How many ATMs are in Osa Canton?1 mapped
- How many petrol pumps are in Osa Canton?12 mapped
- What is the P-code of Osa Canton?CR605 (OCHA common operational dataset)