Barangay San Isidro

Barangay San Isidro forms part of Giporlos, a municipality in Eastern Samar, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Isidro had a population of 867. This made it the 5th largest of 18 barangays in Giporlos by population, placing it in the upper half of the municipality. Residents of Barangay San Isidro accounted for approximately 6.61% of the total population of Giporlos, which stood at 13,117 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Isidro moving from 923 residents to 867 residents, an intercensal change of -6.1%. The trajectory indicates a contracting community. The Philippine Statistics Authority classifies Barangay San Isidro as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Giporlos is a municipality comprising 18 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 Eastern Samar, which contains 597 barangays across its component cities and municipalities, Barangay San Isidro ranks 196th by 2020 population. Eastern Samar is classified as a 2nd 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.