Barangay 4 (Pob.)

Barangay 4 (Pob.) forms part of Isabela, a municipality in Negros Occidental, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay 4 (Pob.) had a population of 1,013. This made it the 26th largest of 30 barangays in Isabela by population, placing it among the smaller barangays of the municipality. Residents of Barangay 4 (Pob.) accounted for approximately 1.57% of the total population of Isabela, which stood at 64,516 in the same census year.

Census comparisons between 2015 and 2020 show Barangay 4 (Pob.) moving from 1,097 residents to 1,013 residents, an intercensal change of -7.7%. The trajectory indicates a contracting community. Barangay 4 (Pob.) is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Isabela is a municipality comprising 30 barangays, and serves as the governing unit directly responsible for local services in Barangay 4 (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Negros Occidental, which contains 662 barangays across its component cities and municipalities, Barangay 4 (Pob.) ranks 555th by 2020 population. Negros Occidental 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 4 (Pob.) 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.