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. (january 2016)
provincia del chaco
|province of chaco|
coat of arms
location of chaco within argentina
|official languages||spanish, kom, moqoit and wichí|
|capital and largest city||resistencia|
| • governor||domingo peppo (pj)|
| • deputies||7|
| • senators||3|
| • total||99,633 km2 (38,469 sq mi)|
| • total||1,055,259|
| • rank||10th|
| • density||11/km2 (27/sq mi)|
|time zone||utc−3 (art)|
|iso 3166 code||ar-h|
|hdi (2016)||0.816 very high (24th)|
chaco (spanish pronunciation: [ˈtʃako]; wichi: to-kós-wet), officially the province of chaco (spanish: provincia del chaco, spanish pronunciation: [pɾo'βinsja dεl ˈtʃako]) is a province in north-eastern argentina.
it is bordered by salta and santiago del estero to the west, formosa to the north, corrientes to the east, and santa fe to the south. it also has an international border with the paraguayan department of Ñeembucú. the capital, and largest city, is resistencia.
with an area of 99,633 km2 (38,469 sq mi), and a population of 1,055,259 as of 2010, it is the twelfth most extensive, and the ninth most populated, of the twenty-three argentine provinces.
chaco province has historically been among argentina's poorest regions, and presently ranks last by per capita gdp and on the human development index.