Barangay Poblacion III

Situated in Siaton, Negros Oriental, Barangay Poblacion III is one of 26 barangays that make up the municipality within Central Visayas.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Poblacion III had a population of 3,608. This made it the 7th largest of 26 barangays in Siaton by population, placing it in the upper half of the municipality. Residents of Barangay Poblacion III accounted for approximately 4.34% of the total population of Siaton, which stood at 83,082 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Poblacion III moving from 2,910 residents to 3,608 residents, an intercensal change of +24.0%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Poblacion III as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Siaton is a municipality comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay Poblacion III, including public health, sanitation, peace and order, and civil registration. Within the wider province of Negros Oriental, which contains 557 barangays across its component cities and municipalities, Barangay Poblacion III ranks 118th by 2020 population. Negros Oriental is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Poblacion III 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.