Barangay Santa Barbara

Classified as a small barangay, Barangay Santa Barbara is one of the administrative divisions of Nabua in Camarines Sur, Bicol Region, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Santa Barbara had a population of 1,490. This made it the 25th largest of 42 barangays in Nabua by population, placing it in the middle tier of the municipality. Residents of Barangay Santa Barbara accounted for approximately 1.72% of the total population of Nabua, which stood at 86,490 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Santa Barbara changed from 1,425 to 1,490, a shift of +4.6% over the five-year period. This places the barangay among those with growing populations in Nabua. The Philippine Statistics Authority classifies Barangay Santa Barbara as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Nabua is a municipality comprising 42 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Barbara, 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 Santa Barbara ranks 531st 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.