Barangay Alcazar

Situated in Tarangnan, Samar, Barangay Alcazar is one of 41 barangays that make up the municipality within Eastern Visayas.

According to the 2020 Philippine census, Barangay Alcazar had a population of 397. This made it the 27th largest of 41 barangays in Tarangnan by population, placing it in the middle tier of the municipality. Residents of Barangay Alcazar accounted for approximately 1.54% of the total population of Tarangnan, which stood at 25,713 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Alcazar moving from 382 residents to 397 residents, an intercensal change of +3.9%. The trajectory indicates a growing community. Barangay Alcazar is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Tarangnan is a municipality comprising 41 barangays, and serves as the governing unit directly responsible for local services in Barangay Alcazar, 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 Alcazar ranks 630th 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.

Barangay Alcazar 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.