Barangay San Isidro

Barangay San Isidro forms part of City of Bais, a city in Negros Oriental, and is classified as a very small barangay.

According to the 2020 Philippine census, Barangay San Isidro had a population of 389. This made it the 34th largest of 35 barangays in City of Bais by population, placing it among the smaller barangays of the city. Residents of Barangay San Isidro accounted for approximately 0.46% of the total population of City of Bais, which stood at 84,317 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Isidro moving from 399 residents to 389 residents, an intercensal change of -2.5%. The trajectory indicates a contracting community. Barangay San Isidro is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Bais is a city comprising 35 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 Negros Oriental, which contains 557 barangays across its component cities and municipalities, Barangay San Isidro ranks 548th by 2020 population. Negros Oriental 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.