Barangay Rosario

Situated in Gumaca, Quezon, Barangay Rosario is one of 59 barangays that make up the municipality within CALABARZON.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Rosario had a population of 6,477. This made it the 1st largest of 59 barangays in Gumaca by population, placing it among the most populous barangays of the municipality. Residents of Barangay Rosario accounted for approximately 9.00% of the total population of Gumaca, which stood at 71,942 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Rosario changed from 6,208 to 6,477, a shift of +4.3% over the five-year period. This places the barangay among those with growing populations in Gumaca. The Philippine Statistics Authority classifies Barangay Rosario as urban, reflecting the density and built-up character of the area.

Gumaca is a municipality comprising 59 barangays, and serves as the governing unit directly responsible for local services in Barangay Rosario, 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 Rosario ranks 32nd 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.