Barangay Gacab

Barangay Gacab forms part of Malibcong, a municipality in Abra, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Gacab had a population of 506. This made it the 3rd largest of 12 barangays in Malibcong by population, placing it in the upper half of the municipality. Residents of Barangay Gacab accounted for approximately 12.57% of the total population of Malibcong, which stood at 4,027 in the same census year.

The barangay recorded 408 residents in the 2015 intercensal count and 506 residents in the 2020 Census — a net change of +24.0%, consistent with a growing settlement. Barangay Gacab is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Malibcong is a municipality comprising 12 barangays, and serves as the governing unit directly responsible for local services in Barangay Gacab, including public health, sanitation, peace and order, and civil registration. Within the wider province of Abra, which contains 303 barangays across its component cities and municipalities, Barangay Gacab ranks 208th by 2020 population. Abra is classified as a 3rd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Gacab 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.