Barangay San Isidro

Barangay San Isidro forms part of Pitogo, a municipality in Zamboanga Del Sur, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay San Isidro had a population of 806. This made it the 12th largest of 15 barangays in Pitogo by population, placing it among the smaller barangays of the municipality. Residents of Barangay San Isidro accounted for approximately 2.93% of the total population of Pitogo, which stood at 27,516 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Isidro changed from 781 to 806, a shift of +3.2% over the five-year period. This places the barangay among those with growing populations in Pitogo. Barangay San Isidro is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Pitogo is a municipality comprising 15 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 Zamboanga Del Sur, which contains 779 barangays across its component cities and municipalities, Barangay San Isidro ranks 459th by 2020 population. Zamboanga Del Sur 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.