Barangay Santa Catalina

Classified as a mid-sized barangay, Barangay Santa Catalina is one of the administrative divisions of Atimonan in Quezon, CALABARZON, Philippines.

According to the 2020 Philippine census, Barangay Santa Catalina had a population of 2,723. This made it the 7th largest of 42 barangays in Atimonan by population, placing it in the upper half of the municipality. Residents of Barangay Santa Catalina accounted for approximately 4.24% of the total population of Atimonan, which stood at 64,260 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Santa Catalina changed from 2,330 to 2,723, a shift of +16.9% over the five-year period. This places the barangay among those with growing populations in Atimonan. Barangay Santa Catalina is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Atimonan is a municipality comprising 42 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Catalina, 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 Catalina ranks 200th 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.

Barangay Santa Catalina is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.