Barangay I (Pob.)

Barangay I (Pob.) forms part of City of San Fernando, a city in La Union, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay I (Pob.) had a population of 1,897. This made it the 22nd largest of 59 barangays in City of San Fernando by population, placing it in the middle tier of the city. Residents of Barangay I (Pob.) accounted for approximately 1.51% 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 I (Pob.) moving from 2,216 residents to 1,897 residents, an intercensal change of -14.4%. The trajectory indicates a contracting community. The Philippine Statistics Authority classifies Barangay I (Pob.) as urban, reflecting the density and built-up character of the area.

City of San Fernando is a city comprising 59 barangays, and serves as the governing unit directly responsible for local services in Barangay I (Pob.), 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 I (Pob.) ranks 117th 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 I (Pob.) 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.