Barangay Santo Domingo

Classified as a small barangay, Barangay Santo Domingo is one of the administrative divisions of City of Tarlac in Tarlac, Central Luzon, Philippines.

According to the 2020 Philippine census, Barangay Santo Domingo had a population of 1,319. This made it the 69th largest of 76 barangays in City of Tarlac by population, placing it among the smaller barangays of the city. Residents of Barangay Santo Domingo accounted for approximately 0.34% of the total population of City of Tarlac, which stood at 385,398 in the same census year.

The barangay recorded 1,156 residents in the 2015 intercensal count and 1,319 residents in the 2020 Census — a net change of +14.1%, consistent with a growing settlement. Barangay Santo Domingo is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Tarlac is a city comprising 76 barangays, and serves as the governing unit directly responsible for local services in Barangay Santo Domingo, including public health, sanitation, peace and order, and civil registration. Within the wider province of Tarlac, which contains 511 barangays across its component cities and municipalities, Barangay Santo Domingo ranks 374th by 2020 population. Tarlac 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.