Barangay Aguingayan

Barangay Aguingayan is a very small barangay in the municipality of San Jose De Buan, located in the province of Samar, in the Eastern Visayas region of the Philippines.

According to the 2020 Philippine census, Barangay Aguingayan had a population of 385. This made it the 8th largest of 14 barangays in San Jose De Buan by population, placing it in the middle tier of the municipality. Residents of Barangay Aguingayan accounted for approximately 4.96% of the total population of San Jose De Buan, which stood at 7,767 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Aguingayan moving from 368 residents to 385 residents, an intercensal change of +4.6%. The trajectory indicates a growing community. Barangay Aguingayan is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Jose De Buan is a municipality comprising 14 barangays, and serves as the governing unit directly responsible for local services in Barangay Aguingayan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Samar, which contains 951 barangays across its component cities and municipalities, Barangay Aguingayan ranks 646th by 2020 population. Samar is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.