Barangay San Isidro

Barangay San Isidro forms part of Taytay, a municipality in Rizal, and is classified as a mega-barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Isidro had a population of 41,455. This made it the 4th largest of 5 barangays in Taytay by population, placing it in the middle tier of the municipality. Residents of Barangay San Isidro accounted for approximately 10.73% of the total population of Taytay, which stood at 386,451 in the same census year.

The barangay recorded 36,780 residents in the 2015 intercensal count and 41,455 residents in the 2020 Census — a net change of +12.7%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay San Isidro as urban, reflecting the density and built-up character of the area.

Taytay is a municipality comprising 5 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 24th 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 Isidro 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.