Barangay Ilayang Bagumbungan

Classified as a very small barangay, Barangay Ilayang Bagumbungan is one of the administrative divisions of Pagbilao in Quezon, CALABARZON, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Ilayang Bagumbungan had a population of 256. This made it the 26th largest of 27 barangays in Pagbilao by population, placing it among the smaller barangays of the municipality. Residents of Barangay Ilayang Bagumbungan accounted for approximately 0.33% of the total population of Pagbilao, which stood at 78,700 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Ilayang Bagumbungan moving from 277 residents to 256 residents, an intercensal change of -7.6%. The trajectory indicates a contracting community. The Philippine Statistics Authority classifies Barangay Ilayang Bagumbungan as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Pagbilao is a municipality comprising 27 barangays, and serves as the governing unit directly responsible for local services in Barangay Ilayang Bagumbungan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Quezon, which contains 1,242 barangays across its component cities and municipalities, Barangay Ilayang Bagumbungan ranks 1129th by 2020 population. Quezon is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Ilayang Bagumbungan 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.