Barangay San Nicolas

Situated in Buenavista, Guimaras, Barangay San Nicolas is one of 36 barangays that make up the municipality within Western Visayas.

According to the 2020 Philippine census, Barangay San Nicolas had a population of 1,395. This made it the 17th largest of 36 barangays in Buenavista by population, placing it in the middle tier of the municipality. Residents of Barangay San Nicolas accounted for approximately 2.64% of the total population of Buenavista, which stood at 52,899 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Nicolas changed from 1,227 to 1,395, a shift of +13.7% over the five-year period. This places the barangay among those with growing populations in Buenavista. Barangay San Nicolas is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Buenavista is a municipality comprising 36 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 Guimaras, which contains 98 barangays across its component cities and municipalities, Barangay San Nicolas ranks 65th by 2020 population. Guimaras is classified as a 4th 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.