Barangay Samac

Barangay Samac forms part of Mabinay, a municipality in Negros Oriental, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay Samac had a population of 3,270. This made it the 9th largest of 32 barangays in Mabinay by population, placing it in the upper half of the municipality. Residents of Barangay Samac accounted for approximately 3.94% of the total population of Mabinay, which stood at 82,953 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Samac moving from 3,437 residents to 3,270 residents, an intercensal change of -4.9%. The trajectory indicates a contracting community. Barangay Samac 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 Samac, 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 Samac ranks 137th 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 Samac 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.