Barangay Santa Clara

Barangay Santa Clara forms part of Aritao, a municipality in Nueva Vizcaya, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Santa Clara had a population of 1,219. This made it the 13th largest of 22 barangays in Aritao by population, placing it in the middle tier of the municipality. Residents of Barangay Santa Clara accounted for approximately 2.89% of the total population of Aritao, which stood at 42,197 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Santa Clara moving from 1,100 residents to 1,219 residents, an intercensal change of +10.8%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Santa Clara as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Aritao is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Clara, including public health, sanitation, peace and order, and civil registration. Within the wider province of Nueva Vizcaya, which contains 275 barangays across its component cities and municipalities, Barangay Santa Clara ranks 169th by 2020 population. Nueva Vizcaya is classified as a 2nd 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.