Barangay Santo Rosario

Situated in Dumalag, Capiz, Barangay Santo Rosario is one of 19 barangays that make up the municipality within Western Visayas.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Santo Rosario had a population of 660. This made it the 16th largest of 19 barangays in Dumalag by population, placing it among the smaller barangays of the municipality. Residents of Barangay Santo Rosario accounted for approximately 2.19% of the total population of Dumalag, which stood at 30,098 in the same census year.

The barangay recorded 624 residents in the 2015 intercensal count and 660 residents in the 2020 Census — a net change of +5.8%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay Santo Rosario as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Dumalag is a municipality comprising 19 barangays, and serves as the governing unit directly responsible for local services in Barangay Santo Rosario, including public health, sanitation, peace and order, and civil registration. Within the wider province of Capiz, which contains 473 barangays across its component cities and municipalities, Barangay Santo Rosario ranks 412th by 2020 population. Capiz 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.