Barangay San Isidro

Situated in Angono, Rizal, Barangay San Isidro is one of 10 barangays that make up the municipality within CALABARZON.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Isidro had a population of 34,229. This made it the 2nd largest of 10 barangays in Angono by population, placing it in the upper half of the municipality. Residents of Barangay San Isidro accounted for approximately 26.23% of the total population of Angono, which stood at 130,494 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Isidro moving from 31,339 residents to 34,229 residents, an intercensal change of +9.2%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay San Isidro as urban, reflecting the density and built-up character of the area.

Angono is a municipality comprising 10 barangays, and serves as the governing unit directly responsible for local services in Barangay San Isidro, 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 Isidro ranks 28th 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.

Like every Philippine barangay, Barangay San Isidro 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.