Barangay Dalumpinas Oeste

Barangay Dalumpinas Oeste is a small barangay in the City of San Fernando, located in the province of La Union, in the Ilocos Region region of the Philippines.

According to the 2020 Philippine census, Barangay Dalumpinas Oeste had a population of 1,593. This made it the 29th largest of 59 barangays in City of San Fernando by population, placing it in the middle tier of the city. Residents of Barangay Dalumpinas Oeste accounted for approximately 1.27% of the total population of City of San Fernando, which stood at 125,640 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Dalumpinas Oeste changed from 1,587 to 1,593, a shift of +0.4% over the five-year period. This places the barangay among those with slowly expanding populations in City of San Fernando. Barangay Dalumpinas Oeste 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 Dalumpinas Oeste, 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 Dalumpinas Oeste ranks 172nd 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 Dalumpinas Oeste 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.