Barangay Tubigan

Barangay Tubigan forms part of Unisan, a municipality in Quezon, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Tubigan had a population of 671. This made it the 17th largest of 36 barangays in Unisan by population, placing it in the middle tier of the municipality. Residents of Barangay Tubigan accounted for approximately 2.64% of the total population of Unisan, which stood at 25,448 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Tubigan changed from 554 to 671, a shift of +21.1% over the five-year period. This places the barangay among those with growing populations in Unisan. The Philippine Statistics Authority classifies Barangay Tubigan as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Unisan is a municipality comprising 36 barangays, and serves as the governing unit directly responsible for local services in Barangay Tubigan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Quezon, which contains 1,242 barangays across its component cities and municipalities, Barangay Tubigan ranks 814th by 2020 population. Quezon 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.