Commune · Diguillín Province
# Chillán Viejo

Chillán Viejo is a commune of Chile in Diguillín Province, Ñuble Region. It had an estimated 34,755 people in 2022 on 263 km² (about 132 per km²). 65 named villages and localities are recorded here, and 62 mapped services such as hospitals, banks and schools.
- 34,755 people (2022)
- 263 km²
- 62 mapped services
- 113 m typical elevation

## How many people live in Chillán Viejo?

Chillán Viejo had an estimated 34,755 people in 2022 — 10.0% of Diguillín Province, 118th of 345 communes. There are 1,091 women for every 1,000 men (close to the Diguillín Province figure of 1,080). Spread over 263 km², that is about 132 people per km², 81st of 345 communes.

21.2% of people are children under 15 and 11.4% are 65 or older; the median age is about 35 years (it is 39 across Diguillín Province). For every 100 people of working age (15–64) there are 48 children and older people.
- 0–4 2,141
- 5–9 2,568
- 10–14 2,675
- 15–19 2,430
- 20–24 2,270
- 25–29 2,503
- 30–34 2,823
- 35–39 2,479
- 40–44 2,464
- 45–49 2,416
- 50–54 2,336
- 55–59 1,949
- 60–64 1,736
- 65–69 1,379
- 70–74 1,038
- 75–79 713
- 80+ 835

Source: UNFPA and Instituto Nacional de Estadísticas de Chile (INE) via OCHA HDX, population 2022 (COD-PS, CC BY-IGO).

## Where is Chillán Viejo?

Chillán Viejo lies in Diguillín Province, Ñuble Region, Chile. It borders 3 other communes: Bulnes, Chillán and San Ignacio. By area it is the 257th largest of 345 communes in Chile. It covers 5.2% of Diguillín Province. The centre of Chillán Viejo is about 386 km in a straight line from Santiago, the capital. It is about 13 km from Chillán, the main town of Diguillín Province. The centre point is at 36.6811° S, 72.2145° W.

Source: La Biblioteca del Congreso Nacional de Chile (BCN) via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO).

## Things to see in and around Chillán Viejo

OpenStreetMap lists 5 named sights in Chillán Viejo: 2 monuments; 1 attraction; 1 memorial; 1 nature reserve.
- Humedal Urbano Maipú de O'Higgins · nature reserve
- Lagoon Quilmo · attraction
- Lugar de nacimiento de O'Higgins · memorial
- Mausoleo de Isabel Riquelme y Rosa Rodríguez · monument
- Mural · monument

### Nearby, outside Chillán Viejo
- Escaramuza de Larqui · memorial, Bulnes 6.4 km
- Homenaje a los Detenidos Desaparecidos y Ejecutados Políticos de Ñuble · memorial, Chillán 12 km
- Mote con Huesillos · attraction, Chillán 12 km
- Memorial Puente El Ala · memorial, San Nicolás 12 km
- Memorial a los detenidos desaparecidos y ejecutados políticos de Ñuble · memorial, Chillán 12 km
- Memorial Iván Contreras Flores · memorial, Chillán 12 km
- Museo Municipal de Ciencias Naturales y Arqueológico Profesor Pedro Ramírez Fuentes · museum, Chillán 13 km
- Parque de la Meditación · memorial, Chillán 13 km
- Museo Claudio Arrau León · museum, Chillán 13 km
- Parque Lantaño · nature reserve, Chillán 13 km
- Martín Ruiz de Gamboa · memorial, Chillán 13 km
- Al padre de la Patria · monument, Chillán 13 km

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: Chillán Viejo
- Time zone UTC−3 (summer UTC−4) · America/Santiago
- Currency Peso (CLP)
- Country calling code +56
- Languages Spanish
- Plug types Type C, L · 220 V
- Driving side Right
- Postcode format 7 digits (#######)

### Nearest airports
- Carriel Sur International Airport (CCP) · Concepcion 76 km
- La Araucanía International Airport (ZCO) · Temuco 253 km

### Nearest railway station

Nebuco (Chillán Viejo), about 4.0 km from the centre.

### Daylight

Days are longest in Dec (about 14.6 hours, sunrise around 06:24) and shortest in Jun (about 9.7 hours, sunrise around 08:58, sunset around 18:38).

Source: GeoNames country and time-zone files (CC BY 4.0); Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-03; 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.

## Villages and localities in Chillán Viejo

Open gazetteers list 65 villages, towns and localities in Chillán Viejo. The largest with a recorded population: Chillán Viejo (28,735). Settlements here lie between about 72 m and 126 m above sea level (median 113 m).
- Bajada Las Conchas
- Casas Viejas
- Centro Chillán Viejo
- Chillán Viejo
- Chillán Viejo Sur
- Cuna de la Patria
- Diego Portales
- Don Ambrosio
- El Bajo
- El Espinal
- El Manzanal
- Fundo Los Castaños
- Guambalí
- Jardínes de Van Gogh
- Larqui Oriente Sur
- Las Higueras
- Las Lajuelas
- Las Rosas
- Llollinco
- Lomas de San Pedro
- Los Colihues
- Los Encinos
- Los Fundadores
- Los Pinos
- Los Álamos
- Maitenes
- Maule
- Nebuco
- Pan de Azúcar
- Pangal
- Parque Huambalí
- Pelehuito
- Población Eduardo Frei
- Población Santa Inés
- Portal Los Dominicos
- Proyecto O'Higgins
- Quillay
- Quilmo
- Quilmo Abajo
- Quilmo Bajo
- Rucapequén
- San Pedro
- San Pedro Oriente
- San Rafael
- Santa Elisa
- Santa Morelia
- Santa Rita
- Valle Escondido
- Valle Más Hermoso
- Valle de la Luna
- Villa Altos de Santa Rita
- Villa El Crisol
- Villa El Pewen
- Villa La Higuera
- Villa Las Amapolas
- Villa Los Colihues
- Villa Los Maitenes
- Villa Los Naranjos de Castilla
- Villa Los Olivos
- Villa Los Pinos
- Villa Los Trapenses
- Villa O'Higgins
- Villa Ríos del Sur
- Villa San Bartolomé
- Villa San Esteban

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

## Landscape and landmarks of Chillán Viejo

Named natural and historic features inside Chillán Viejo, from the GeoNames gazetteer.

### Water

5 rivers and streams.
- Estero Coltón
- Estero Cotrauco
- Estero Lluanco
- Estero Quilmo
- Río Viejo

### Getting around

2 railway stations.
- Las Higueras
- Nebuco

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 Chillán Viejo and the best time to visit

Using the climate of Diguillín Province, the warmest month is Jan (average 20 °C) and the coolest is Jul (6 °C). About 675 mm of rain falls in a year; the wettest month is Jun (125 mm) and the driest Jan (15 mm). The most comfortable months for a visit are October to May.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
| Month | Average °C | Rain mm |
| Jan | 20 | 15 |
| Feb | 20 | 21 |
| Mar | 17 | 21 |
| Apr | 13 | 42 |
| May | 10 | 87 |
| Jun | 7 | 125 |
| Jul | 6 | 113 |
| Aug | 7 | 99 |
| Sep | 9 | 52 |
| Oct | 11 | 49 |
| Nov | 14 | 31 |
| Dec | 17 | 19 |

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

## Nearest hospital, bank and fuel from Chillán Viejo
| Need | Nearest mapped | Distance | |
| Hospital | Hospital Comunitario de Salud Familiar de Bulnes · Bulnes | 9.8 km | Map |
| Bank | BancoEstado · Chillán Viejo | 9.8 km | Map |
| ATM | Banco Estado · San Nicolás | 20 km | Map |
| Petrol pump | Copec · Chillán Viejo | 5.6 km | Map |
| Hotel | Motel París · Chillán Viejo | 7.8 km | Map |
| Mall | Comercia Magus Chillán Viejo · Chillán Viejo | 11 km | Map |
| School | Escuela Básica Llollinco · Chillán Viejo | 3.3 km | Map |
| College | Universidad del Bio Bio · Chillán | 12 km | Map |
| Police station | Retén Rucapequen · Chillán Viejo | 5.9 km | Map |

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

Straight-line distance from the centre of the division, within 40 km.

## Hospitals, banks and other services in Chillán Viejo

Places mapped inside Chillán Viejo in open map data, by type.
- Banks 1
- Petrol pumps 7
- Hotels 7
- Shopping malls 1
- Schools 18
- Pharmacies 3
- Restaurants 20
- Police stations 4
- Dental clinics 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.

## Other communes in Diguillín Province
- Bulnes
- Chillán
- El Carmen
- Pemuco
- Pinto
- Quillón
- San Ignacio
- Yungay

## Quick answers
- Where is Chillán Viejo? In Diguillín Province, Ñuble Region, Chile
- What is the population of Chillán Viejo? 34,755 (2022 estimate)
- What is the median age in Chillán Viejo? About 35 years (2022 estimate)
- What is the population density of Chillán Viejo? About 132 people per km²
- What borders Chillán Viejo? Bulnes, Chillán and San Ignacio
- What is there to see in Chillán Viejo? Humedal Urbano Maipú de O'Higgins, Lagoon Quilmo, Lugar de nacimiento de O'Higgins, Mausoleo de Isabel Riquelme y Rosa Rodríguez
- What time zone is Chillán Viejo in? UTC−3 (summer UTC−4)
- What currency is used in Chillán Viejo? Peso (CLP)
- What language is spoken in Chillán Viejo? Spanish (main languages nationally)
- How many villages are in Chillán Viejo? 65 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Chillán Viejo? Settlements lie between 72 m and 126 m
- What is the best time to visit Chillán Viejo? October to May
- Where is the nearest hospital to Chillán Viejo? Hospital Comunitario de Salud Familiar de Bulnes, about 9.8 km from the centre
- Where is the nearest bank to Chillán Viejo? BancoEstado, about 9.8 km from the centre
- Where is the nearest ATM to Chillán Viejo? Banco Estado, about 20 km from the centre
- Where is the nearest petrol pump to Chillán Viejo? Copec, about 5.6 km from the centre
- How many banks are in Chillán Viejo? 1 mapped
- How many petrol pumps are in Chillán Viejo? 7 mapped
- What is the P-code of Chillán Viejo? CL16103 (OCHA common operational dataset)

At a glance
- Type: Commune
- Area: 263.2 km²
- P-code: CL16103
- Province: Diguillín Province

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Canonical: https://wherepedia.org/chile/nuble/diguillin/chillan-viejo/ · Updated 2026-11-03 · Data: national censuses and statistics offices (sources named in each section); © OpenStreetMap contributors (ODbL); Overture Maps; GeoNames; NASA POWER.