Barangay Badian

Situated in Oas, Albay, Barangay Badian is one of 53 barangays that make up the municipality within Bicol Region.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Badian had a population of 2,906. This made it the 4th largest of 53 barangays in Oas by population, placing it among the most populous barangays of the municipality. Residents of Barangay Badian accounted for approximately 4.40% of the total population of Oas, which stood at 66,084 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Badian moving from 2,681 residents to 2,906 residents, an intercensal change of +8.4%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Badian as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Oas is a municipality comprising 53 barangays, and serves as the governing unit directly responsible for local services in Barangay Badian, including public health, sanitation, peace and order, and civil registration. Within the wider province of Albay, which contains 720 barangays across its component cities and municipalities, Barangay Badian ranks 135th by 2020 population. Albay is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Badian 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.