Barangay Alunogan

Classified as a small barangay, Barangay Alunogan is one of the administrative divisions of Natonin in Mountain Province, CAR, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Alunogan had a population of 898. This made it the 5th largest of 11 barangays in Natonin by population, placing it in the middle tier of the municipality. Residents of Barangay Alunogan accounted for approximately 8.69% of the total population of Natonin, which stood at 10,339 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Alunogan moving from 870 residents to 898 residents, an intercensal change of +3.2%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Alunogan as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Natonin is a municipality comprising 11 barangays, and serves as the governing unit directly responsible for local services in Barangay Alunogan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Mountain Province, which contains 144 barangays across its component cities and municipalities, Barangay Alunogan ranks 55th by 2020 population. Mountain Province is classified as a 4th by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.