Barangay Daculang Tubig

Situated in San Fernando, Camarines Sur, Barangay Daculang Tubig is one of 22 barangays that make up the municipality within Bicol Region.

According to the 2020 Philippine census, Barangay Daculang Tubig had a population of 844. This made it the 19th largest of 22 barangays in San Fernando by population, placing it among the smaller barangays of the municipality. Residents of Barangay Daculang Tubig accounted for approximately 2.19% of the total population of San Fernando, which stood at 38,626 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Daculang Tubig moving from 719 residents to 844 residents, an intercensal change of +17.4%. The trajectory indicates a growing community. Barangay Daculang Tubig is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Fernando is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay Daculang Tubig, including public health, sanitation, peace and order, and civil registration. Within the wider province of Camarines Sur, which contains 1,063 barangays across its component cities and municipalities, Barangay Daculang Tubig ranks 800th by 2020 population. Camarines Sur 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.