Petorca Province

The Petorca Province () is one of eight provinces of the central Chilean region of Valparaíso (V). Its capital is the city of La Ligua.
Geography.
The Petorca province is the largest province in the Valparaíso region with an area of .
The Petorca province is the most northern of the provinces of the region and is on the coast along the Pacific Ocean. It is bordered to the north by the Coquimbo region, to the east by the San Felipe de Aconcagua province, to the south by the Quillota province, and to the west by the Pacific Ocean.
Population.
 (last national census), there were 70,610 people living in the province, giving it a population density of inhabitants/km².
The largest city of the province is La Ligua, its capital, with a population, in 2002, of 17,048 inhabitants.
Administration.
As a province, Petorca is a second-level administrative division, consisting of six communes ("comunas"). The city of La Ligua serves as the provincial capital. The province is administered by a governor.