Barangay San Andres (Pob.)

Classified as a mega-barangay, Barangay San Andres (Pob.) is one of the administrative divisions of Cainta in Rizal, CALABARZON, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Andres (Pob.) had a population of 120,548. This made it the 1st largest of 7 barangays in Cainta by population, placing it among the most populous barangays of the municipality. Residents of Barangay San Andres (Pob.) accounted for approximately 31.98% of the total population of Cainta, which stood at 376,933 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Andres (Pob.) moving from 95,838 residents to 120,548 residents, an intercensal change of +25.8%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay San Andres (Pob.) as urban, reflecting the density and built-up character of the area.

Cainta is a municipality comprising 7 barangays, and serves as the governing unit directly responsible for local services in Barangay San Andres (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Rizal, which contains 189 barangays across its component cities and municipalities, Barangay San Andres (Pob.) ranks 6th by 2020 population. Rizal is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay San Andres (Pob.) 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.