Barangay Birunget

Barangay Birunget forms part of City of San Fernando, a city in La Union, and is classified as a very small barangay.

According to the 2020 Philippine census, Barangay Birunget had a population of 491. This made it the 54th largest of 59 barangays in City of San Fernando by population, placing it among the smaller barangays of the city. Residents of Barangay Birunget accounted for approximately 0.39% of the total population of City of San Fernando, which stood at 125,640 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Birunget moving from 539 residents to 491 residents, an intercensal change of -8.9%. The trajectory indicates a contracting community. Barangay Birunget is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of San Fernando is a city comprising 59 barangays, and serves as the governing unit directly responsible for local services in Barangay Birunget, including public health, sanitation, peace and order, and civil registration. Within the wider province of La Union, which contains 576 barangays across its component cities and municipalities, Barangay Birunget ranks 540th by 2020 population. La Union is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Birunget 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.