Barangay South Poblacion

Situated in Masinloc, Zambales, Barangay South Poblacion is one of 13 barangays that make up the municipality within Central Luzon.

According to the 2020 Philippine census, Barangay South Poblacion had a population of 4,403. This made it the 5th largest of 13 barangays in Masinloc by population, placing it in the middle tier of the municipality. Residents of Barangay South Poblacion accounted for approximately 8.07% of the total population of Masinloc, which stood at 54,529 in the same census year.

Census comparisons between 2015 and 2020 show Barangay South Poblacion moving from 4,112 residents to 4,403 residents, an intercensal change of +7.1%. The trajectory indicates a growing community. Barangay South Poblacion is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Masinloc is a municipality comprising 13 barangays, and serves as the governing unit directly responsible for local services in Barangay South Poblacion, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zambales, which contains 247 barangays across its component cities and municipalities, Barangay South Poblacion ranks 34th by 2020 population. Zambales is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay South Poblacion is led by an elected Punong Barangay (barangay captain) supported by seven Sangguniang Barangay members (kagawads), an SK Chairperson, a Barangay Secretary, and a Barangay Treasurer. The next Barangay and Sangguniang Kabataan Elections (BSKE) are scheduled for Monday, November 2, 2026, with officials serving four-year terms under Republic Act No. 12232.