Cabangan, officially the Municipality of Cabangan, is a municipality in the province of Zambales, Philippines. According to the 2020 census, it has a population of 28,118 people. Cabangan is a coastal town that was originally located in Barrio San Isidro. Its strategic location near the West Philippine Sea was so compelling that a small group of families whose principal source of livelihood was fishing decided to settle in that area.