Barangay Tumbaga 1

Barangay Tumbaga 1 forms part of Sariaya, a municipality in Quezon, and is classified as a mid-sized barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Tumbaga 1 had a population of 4,903. This made it the 11th largest of 43 barangays in Sariaya by population, placing it in the upper half of the municipality. Residents of Barangay Tumbaga 1 accounted for approximately 3.03% of the total population of Sariaya, which stood at 161,868 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Tumbaga 1 changed from 4,425 to 4,903, a shift of +10.8% over the five-year period. This places the barangay among those with growing populations in Sariaya. The Philippine Statistics Authority classifies Barangay Tumbaga 1 as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Sariaya is a municipality comprising 43 barangays, and serves as the governing unit directly responsible for local services in Barangay Tumbaga 1, 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 Tumbaga 1 ranks 69th 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.