Barangay Uso

Barangay Uso forms part of Suyo, a municipality in Ilocos Sur, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Uso had a population of 1,366. This made it the 5th largest of 8 barangays in Suyo by population, placing it in the middle tier of the municipality. Residents of Barangay Uso accounted for approximately 12.69% of the total population of Suyo, which stood at 10,766 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Uso moving from 1,372 residents to 1,366 residents, an intercensal change of -0.4%. The trajectory indicates a broadly stable community. The Philippine Statistics Authority classifies Barangay Uso as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Suyo is a municipality comprising 8 barangays, and serves as the governing unit directly responsible for local services in Barangay Uso, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Sur, which contains 768 barangays across its component cities and municipalities, Barangay Uso ranks 133rd by 2020 population. Ilocos Sur is classified as a 1st 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.