Barangay Nagbettedan

Barangay Nagbettedan forms part of Santo Domingo, a municipality in Ilocos Sur, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Nagbettedan had a population of 753. This made it the 19th largest of 36 barangays in Santo Domingo by population, placing it in the middle tier of the municipality. Residents of Barangay Nagbettedan accounted for approximately 2.59% of the total population of Santo Domingo, which stood at 29,041 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Nagbettedan changed from 705 to 753, a shift of +6.8% over the five-year period. This places the barangay among those with growing populations in Santo Domingo. Barangay Nagbettedan is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Santo Domingo is a municipality comprising 36 barangays, and serves as the governing unit directly responsible for local services in Barangay Nagbettedan, 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 Nagbettedan ranks 396th 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.

Barangay Nagbettedan 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.