Barangay Dagsa-an

Barangay Dagsa-an forms part of Buenavista, a municipality in Guimaras, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Dagsa-an had a population of 1,148. This made it the 22nd largest of 36 barangays in Buenavista by population, placing it in the middle tier of the municipality. Residents of Barangay Dagsa-an accounted for approximately 2.17% of the total population of Buenavista, which stood at 52,899 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Dagsa-an moving from 1,149 residents to 1,148 residents, an intercensal change of -0.1%. The trajectory indicates a broadly stable community. The Philippine Statistics Authority classifies Barangay Dagsa-an 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 Dagsa-an, 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 Dagsa-an ranks 75th 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.