Barangay Unag

Classified as a small barangay, Barangay Unag is one of the administrative divisions of Amulung in Cagayan, Cagayan Valley, Philippines.

According to the 2020 Philippine census, Barangay Unag had a population of 715. This made it the 31st largest of 47 barangays in Amulung by population, placing it in the middle tier of the municipality. Residents of Barangay Unag accounted for approximately 1.42% of the total population of Amulung, which stood at 50,336 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Unag moving from 685 residents to 715 residents, an intercensal change of +4.4%. The trajectory indicates a growing community. Barangay Unag is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Amulung is a municipality comprising 47 barangays, and serves as the governing unit directly responsible for local services in Barangay Unag, including public health, sanitation, peace and order, and civil registration. Within the wider province of Cagayan, which contains 820 barangays across its component cities and municipalities, Barangay Unag ranks 656th by 2020 population. Cagayan is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Unag 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.