Barangay San Nicolas

Barangay San Nicolas forms part of San Jose De Buan, a municipality in Samar, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay San Nicolas had a population of 830. This made it the 3rd largest of 14 barangays in San Jose De Buan by population, placing it in the upper half of the municipality. Residents of Barangay San Nicolas accounted for approximately 10.69% of the total population of San Jose De Buan, which stood at 7,767 in the same census year.

The barangay recorded 838 residents in the 2015 intercensal count and 830 residents in the 2020 Census — a net change of -1.0%, consistent with a broadly stable settlement. Barangay San Nicolas 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 San Nicolas, 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 San Nicolas ranks 298th 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.