Barangay Mabini

Barangay Mabini forms part of Malangas, a municipality in Zamboanga Sibugay, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Mabini had a population of 1,288. This made it the 8th largest of 25 barangays in Malangas by population, placing it in the upper half of the municipality. Residents of Barangay Mabini accounted for approximately 4.02% of the total population of Malangas, which stood at 32,022 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Mabini changed from 1,303 to 1,288, a shift of -1.2% over the five-year period. This places the barangay among those with broadly stable populations in Malangas. The Philippine Statistics Authority classifies Barangay Mabini as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Malangas is a municipality comprising 25 barangays, and serves as the governing unit directly responsible for local services in Barangay Mabini, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zamboanga Sibugay, which contains 389 barangays across its component cities and municipalities, Barangay Mabini ranks 207th by 2020 population. Zamboanga Sibugay is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Mabini is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.