Barangay Tamban

Barangay Tamban forms part of Goa, a municipality in Camarines Sur, and is classified as a very small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Tamban had a population of 346. This made it the 34th largest of 34 barangays in Goa by population, placing it among the smaller barangays of the municipality. Residents of Barangay Tamban accounted for approximately 0.48% of the total population of Goa, which stood at 71,368 in the same census year.

The barangay recorded 378 residents in the 2015 intercensal count and 346 residents in the 2020 Census — a net change of -8.5%, consistent with a contracting settlement. The Philippine Statistics Authority classifies Barangay Tamban as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Goa is a municipality comprising 34 barangays, and serves as the governing unit directly responsible for local services in Barangay Tamban, 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 Tamban ranks 1027th 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.