Barangay Namatican

Situated in Santa Lucia, Ilocos Sur, Barangay Namatican is one of 36 barangays that make up the municipality within Ilocos Region.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Namatican had a population of 937. This made it the 8th largest of 36 barangays in Santa Lucia by population, placing it in the upper half of the municipality. Residents of Barangay Namatican accounted for approximately 3.61% of the total population of Santa Lucia, which stood at 25,966 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Namatican moving from 684 residents to 937 residents, an intercensal change of +37.0%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Namatican as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Santa Lucia is a municipality comprising 36 barangays, and serves as the governing unit directly responsible for local services in Barangay Namatican, 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 Namatican ranks 290th 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.