Barangay Tonglayan

Situated in Natonin, Mountain Province, Barangay Tonglayan is one of 11 barangays that make up the municipality within CAR.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Tonglayan had a population of 1,156. This made it the 3rd largest of 11 barangays in Natonin by population, placing it in the upper half of the municipality. Residents of Barangay Tonglayan accounted for approximately 11.18% of the total population of Natonin, which stood at 10,339 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Tonglayan moving from 1,103 residents to 1,156 residents, an intercensal change of +4.8%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Tonglayan 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 Tonglayan, 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 Tonglayan ranks 41st 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.