Barangay Apang

Classified as a very small barangay, Barangay Apang is one of the administrative divisions of Alilem in Ilocos Sur, Ilocos Region, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Apang had a population of 455. This made it the 8th largest of 9 barangays in Alilem by population, placing it among the smaller barangays of the municipality. Residents of Barangay Apang accounted for approximately 6.18% of the total population of Alilem, which stood at 7,361 in the same census year.

The barangay recorded 489 residents in the 2015 intercensal count and 455 residents in the 2020 Census — a net change of -7.0%, consistent with a contracting settlement. The Philippine Statistics Authority classifies Barangay Apang as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Alilem is a municipality comprising 9 barangays, and serves as the governing unit directly responsible for local services in Barangay Apang, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Sur, which contains 768 barangays across its component cities and municipalities, Barangay Apang ranks 608th by 2020 population. Ilocos Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Apang 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.