Barangay San Isidro (Pob.)

Barangay San Isidro (Pob.) is a mid-sized barangay in the municipality of Magarao, located in the province of Camarines Sur, in the Bicol Region region of the Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Isidro (Pob.) had a population of 3,111. This made it the 3rd largest of 15 barangays in Magarao by population, placing it in the upper half of the municipality. Residents of Barangay San Isidro (Pob.) accounted for approximately 11.63% of the total population of Magarao, which stood at 26,742 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Isidro (Pob.) changed from 3,200 to 3,111, a shift of -2.8% over the five-year period. This places the barangay among those with contracting populations in Magarao. The Philippine Statistics Authority classifies Barangay San Isidro (Pob.) as urban, reflecting the density and built-up character of the area.

Magarao is a municipality comprising 15 barangays, and serves as the governing unit directly responsible for local services in Barangay San Isidro (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Camarines Sur, which contains 1,063 barangays across its component cities and municipalities, Barangay San Isidro (Pob.) ranks 153rd by 2020 population. Camarines Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.