Barangay Santa Rosa

Barangay Santa Rosa forms part of Calauag, a municipality in Quezon, and is classified as a very small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Santa Rosa had a population of 467. This made it the 58th largest of 81 barangays in Calauag by population, placing it among the smaller barangays of the municipality. Residents of Barangay Santa Rosa accounted for approximately 0.65% of the total population of Calauag, which stood at 71,809 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Santa Rosa moving from 459 residents to 467 residents, an intercensal change of +1.7%. The trajectory indicates a slowly expanding community. The Philippine Statistics Authority classifies Barangay Santa Rosa as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Calauag is a municipality comprising 81 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Rosa, 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 Santa Rosa ranks 953rd 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.

Like every Philippine barangay, Barangay Santa Rosa is led by an elected Punong Barangay (barangay captain) supported by seven Sangguniang Barangay members (kagawads), an SK Chairperson, a Barangay Secretary, and a Barangay Treasurer. The next Barangay and Sangguniang Kabataan Elections (BSKE) are scheduled for Monday, November 2, 2026, with officials serving four-year terms under Republic Act No. 12232.