Barangay Santa Rosa

Situated in Abulug, Cagayan, Barangay Santa Rosa is one of 20 barangays that make up the municipality within Cagayan Valley.

According to the 2020 Philippine census, Barangay Santa Rosa had a population of 1,522. This made it the 8th largest of 20 barangays in Abulug by population, placing it in the middle tier of the municipality. Residents of Barangay Santa Rosa accounted for approximately 4.40% of the total population of Abulug, which stood at 34,579 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Santa Rosa moving from 1,373 residents to 1,522 residents, an intercensal change of +10.9%. The trajectory indicates a growing community. Barangay Santa Rosa is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Abulug is a municipality comprising 20 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Rosa, 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 Santa Rosa ranks 305th 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 Santa Rosa 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.