Barangay Napacao

Situated in Siaton, Negros Oriental, Barangay Napacao 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 Napacao had a population of 3,521. This made it the 9th largest of 26 barangays in Siaton by population, placing it in the middle tier of the municipality. Residents of Barangay Napacao accounted for approximately 4.24% of the total population of Siaton, which stood at 83,082 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Napacao moving from 2,812 residents to 3,521 residents, an intercensal change of +25.2%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Napacao 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 Napacao, 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 Napacao ranks 126th 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 Napacao 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.