Barangay Dagat-dagatan

Barangay Dagat-dagatan is a small barangay in the municipality of San Rafael, located in the province of Bulacan, in the Central Luzon region of the Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Dagat-dagatan had a population of 1,485. This made it the 24th largest of 34 barangays in San Rafael by population, placing it in the middle tier of the municipality. Residents of Barangay Dagat-dagatan accounted for approximately 1.44% of the total population of San Rafael, which stood at 103,097 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Dagat-dagatan moving from 1,347 residents to 1,485 residents, an intercensal change of +10.2%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Dagat-dagatan as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Rafael is a municipality comprising 34 barangays, and serves as the governing unit directly responsible for local services in Barangay Dagat-dagatan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Bulacan, which contains 569 barangays across its component cities and municipalities, Barangay Dagat-dagatan ranks 531st by 2020 population. Bulacan is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Dagat-dagatan 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.