Barangay Arebasore

Barangay Arebasore forms part of Mabinay, a municipality in Negros Oriental, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Arebasore had a population of 1,957. This made it the 20th largest of 32 barangays in Mabinay by population, placing it in the middle tier of the municipality. Residents of Barangay Arebasore accounted for approximately 2.36% of the total population of Mabinay, which stood at 82,953 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Arebasore moving from 1,858 residents to 1,957 residents, an intercensal change of +5.3%. The trajectory indicates a growing community. Barangay Arebasore is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Mabinay is a municipality comprising 32 barangays, and serves as the governing unit directly responsible for local services in Barangay Arebasore, 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 Arebasore ranks 281st 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 Arebasore 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.