# Treguaco Commune, Itata Province, Ñuble Region – Population

> Source: https://wherepedia.org/chile/nuble/itata/treguaco/

Commune · Itata Province 

# Treguaco

Treguaco is a commune of Chile in Itata Province, Ñuble Region. It had an estimated **5,736 people** in 2022 on 315 km² (about 18 per km²). 51 named villages and localities are recorded here, and 12 mapped services such as hospitals, banks and schools.

- 5,736people (2022)
- 315km²
- 12mapped services
- 45 mtypical elevation

## How many people live in Treguaco?

Treguaco had an estimated **5,736 people** in 2022 — 10.1% of Itata Province, 300th of 345 communes. There are 1,028 women for every 1,000 men (below the Itata Province figure of 1,044). Spread over 315 km², that is about **18 people per km²**, 215th of 345 communes.

16.7% of people are children under 15 and 19.4% are 65 or older; the median age is about 44 years (it is 44 across Itata Province). For every 100 people of working age (15–64) there are 56 children and older people.

0–4 ****262**

5–9 ****308**

10–14 ****389**

15–19 ****331**

20–24 ****265**

25–29 ****303**

30–34 ****347**

35–39 ****348**

40–44 ****382**

45–49 ****412**

50–54 ****432**

55–59 ****422**

60–64 ****424**

65–69 ****359**

70–74 ****270**

75–79 ****218**

80+ ****264**

Source: [UNFPA and Instituto Nacional de Estadísticas de Chile (INE) via OCHA HDX, population 2022 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-chl).

## Where is Treguaco?

Treguaco lies in [Itata Province](https://wherepedia.org/chile/nuble/itata/), [Ñuble Region](https://wherepedia.org/chile/nuble/), [Chile](https://wherepedia.org/chile/). It borders 5 other communes: [Cobquecura](https://wherepedia.org/chile/nuble/itata/cobquecura/), [Coelemu](https://wherepedia.org/chile/nuble/itata/coelemu/), [Ninhue](https://wherepedia.org/chile/nuble/itata/ninhue/), [Portezuelo](https://wherepedia.org/chile/nuble/itata/portezuelo/) and [Quirihue](https://wherepedia.org/chile/nuble/itata/quirihue/). By area it is the 242nd largest of 345 communes in Chile. It covers 11.4% of [Itata Province](https://wherepedia.org/chile/nuble/itata/). The centre of Treguaco is about 376 km in a straight line from Santiago, the capital. It is about 18 km from Quirihue, the main town of Itata Province. The centre point is at 36.4322° S, 72.6169° W.

Source: [La Biblioteca del Congreso Nacional de Chile (BCN) via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-chl).

## Things to see in and around Treguaco

OpenStreetMap lists 2 named sights in Treguaco: 1 viewpoint; 1 nature reserve.

- Humedal Urbano Itata · nature reserve
- Esturaio Río Itata · viewpoint

### Nearby, outside Treguaco

- Puente viejo sobre el Río Itata · monument, Coelemu9.3 km
- Humedal Urbano La Cascada · nature reserve, Coelemu10 km
- Hito Guarilihue · attraction, Coelemu15 km
- Viña Mora Reyes - Fabian · attraction, Coelemu16 km
- Hornos de Doña Juanita · attraction, Coelemu17 km
- Villa Taly · attraction, Coelemu17 km
- Santuario Cuna de Prat · museum, Ninhue17 km
- Casa-Museo de Arturo Prat · attraction, Ninhue17 km
- wetland · attraction, Quirihue18 km
- Museo Provincial Itata · museum, Quirihue18 km
- Itata Museo Antropológico · museum, Quirihue18 km
- Artesano - Abel · attraction, Coelemu18 km

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: Treguaco

- Time zoneUTC−3 (summer UTC−4) · America/Santiago
- CurrencyPeso (CLP)
- Country calling code+56
- LanguagesSpanish
- Plug typesType C, L · 220 V
- Driving sideRight
- Postcode format7 digits (#######)

### Nearest airports

- Carriel Sur International Airport (CCP) · Concepcion55 km
- La Araucanía International Airport (ZCO) · Temuco277 km

### Nearest railway station

Nueva Aldea (Ranquil), about 28 km from the centre.

### Daylight

Days are longest in Dec (about 14.6 hours, sunrise around 06:26) and shortest in Jun (about 9.7 hours, sunrise around 08:59, sunset around 18:41).

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.

## Villages and localities in Treguaco

Open gazetteers list **51 villages, towns and localities** in Treguaco. Settlements here lie between about 8 m and 324 m above sea level (median 45 m).

- Agua Mala
- Antequereo
- Antiquereo
- Bajo Los Mardones
- Boca Itata
- Boca de Itata
- Cajón de Mela
- Callejón de Los Parra
- Caña Dulce
- Cerro Alto
- Cerro Cato
- Denecán
- El Aromo
- El Aromo Poniente
- El Colo
- El Conquistador
- El Rincón
- El Sol
- Goropeumo
- Hernán Brañas
- La Higuera
- La Laguna
- La Laguna Sur
- La Viñita
- Laguilagui
- Los Copihues
- Los Rarines
- Maitenco
- Maitenco Alto
- Maitenco Bajo
- Mela
- Minas de Leuque
- Miramar
- Molligua
- Pachagua
- Paniagua
- Patagual
- Puahún
- Puaún
- Puralihue
- Puralihue Alto
- Puralihue Oriente
- Quilpolemu
- Ránquil
- Salamanca
- Tauco
- Tomé Chico
- Torreón
- Treguaco
- Trehuaco
- Valle Alegre

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 Treguaco

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

### Water

11 rivers and streams.

- Estero Cañas Dulce
- Estero Chudal
- Estero Leuque
- Estero Molino
- Estero Paniagua
- Estero Quilpolemu
- Estero Rapú
- Estero Rayo
- Estero Ñipas
- Río Itata
- Río Lonquén

### Coast and islands

1 headland.

- Punta Coicoi

### Hills and mountains

1 mountain.

- Cerro Panquinagro · 575 m

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 Treguaco and the best time to visit

Using the climate of Itata Province, the warmest month is Jan (average 21 °C) and the coolest is Jul (7 °C). About 698 mm of rain falls in a year; the wettest month is Jun (135 mm) and the driest Jan (14 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 21 14 

Feb 20 20 

Mar 18 20 

Apr 14 44 

May 10 94 

Jun 8 135 

Jul 7 119 

Aug 8 106 

Sep 10 53 

Oct 12 48 

Nov 15 28 

Dec 18 17 

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

## Nearest hospital, bank and fuel from Treguaco

Need Nearest mapped Distance 

Hospital Hospital de Coelemu · Coelemu 10 km [Map](https://www.openstreetmap.org/?mlat=-36.49019&mlon=-72.70554#map=17/-36.49019/-72.70554) 

Bank Banco Estado · Coelemu 10 km [Map](https://www.openstreetmap.org/?mlat=-36.48956&mlon=-72.70392#map=17/-36.48956/-72.70392) 

ATM Cajero Banco Estado · Ninhue 20 km [Map](https://www.openstreetmap.org/?mlat=-36.39260&mlon=-72.39910#map=17/-36.39260/-72.39910) 

Petrol pump Servicentro Itata · Coelemu 9.5 km [Map](https://www.openstreetmap.org/?mlat=-36.48016&mlon=-72.70420#map=17/-36.48016/-72.70420) 

Hotel Hostal Fresamar · Coelemu 9.4 km [Map](https://www.openstreetmap.org/?mlat=-36.48284&mlon=-72.70106#map=17/-36.48284/-72.70106) 

Mall Centro Comercial Doncos · Coelemu 9.7 km [Map](https://www.openstreetmap.org/?mlat=-36.48710&mlon=-72.70189#map=17/-36.48710/-72.70189) 

School Escuela Básica Cana Dulce · Treguaco 2.7 km [Map](https://www.openstreetmap.org/?mlat=-36.44304&mlon=-72.64406#map=17/-36.44304/-72.64406) 

College Liceo Polivalente Virginio Arias · Ranquil 20 km [Map](https://www.openstreetmap.org/?mlat=-36.60528&mlon=-72.53868#map=17/-36.60528/-72.53868) 

Police station Retén Trehuaco · Treguaco 4.6 km [Map](https://www.openstreetmap.org/?mlat=-36.43051&mlon=-72.66801#map=17/-36.43051/-72.66801) 

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

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

## Hospitals, banks and other services in Treguaco

Places mapped inside Treguaco in open map data, by type.

- Schools11
- Police stations1

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.

## Other communes in Itata Province

- Cobquecura
- Coelemu
- Ninhue
- Portezuelo
- Quirihue
- Ranquil

## Quick answers

- Where is Treguaco?In Itata Province, Ñuble Region, Chile
- What is the population of Treguaco?5,736 (2022 estimate)
- What is the median age in Treguaco?About 44 years (2022 estimate)
- What is the population density of Treguaco?About 18 people per km²
- What borders Treguaco?Cobquecura, Coelemu, Ninhue, Portezuelo and Quirihue
- What is there to see in Treguaco?Esturaio Río Itata, Humedal Urbano Itata
- What time zone is Treguaco in?UTC−3 (summer UTC−4)
- What currency is used in Treguaco?Peso (CLP)
- What language is spoken in Treguaco?Spanish (main languages nationally)
- How many villages are in Treguaco?51 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Treguaco?Settlements lie between 8 m and 324 m
- What is the highest point in Treguaco?Cerro Panquinagro (575 m, GeoNames elevation model)
- What is the best time to visit Treguaco?October to May
- Where is the nearest hospital to Treguaco?Hospital de Coelemu, about 10 km from the centre
- Where is the nearest bank to Treguaco?Banco Estado, about 10 km from the centre
- Where is the nearest ATM to Treguaco?Cajero Banco Estado, about 20 km from the centre
- Where is the nearest petrol pump to Treguaco?Servicentro Itata, about 9.5 km from the centre
- What is the P-code of Treguaco?CL16207 (OCHA common operational dataset)