Geography
It is on the island of Sulawesi (formerly Celebes) and includes the regencies (kabupaten) of Polewali Mandar, Mamasa, Majene, Mamuju, Central Mamuju and Pasangkayu (formerly called North Mamuju).
These areas are used to be part of South Sulawesi. The area of the province is 16,937.16 km2.
Demographics
Its population at the 2010 census was 1,158,651 increasing at 2.67% annually. Of those 171,356 are classified as below the poverty line of Indonesia.
The population of West Sulawesi Province is predominantly Muslim, accounting for 82.22% of the total population. Then followed by religious residents; Protestants, as much as 14.82%; Catholic, as much as 1.47%; Hinduism, as much as .25%; Buddhism, as much as 0.04%; and Confucianism, as much as 0.01 %.