Barangay San Antonio

Classified as a mid-sized barangay, Barangay San Antonio is one of the administrative divisions of Santa Maria in Davao Occidental, Davao Region, Philippines.

According to the 2020 Philippine census, Barangay San Antonio had a population of 2,478. This made it the 7th largest of 22 barangays in Santa Maria by population, placing it in the upper half of the municipality. Residents of Barangay San Antonio accounted for approximately 4.31% of the total population of Santa Maria, which stood at 57,526 in the same census year.

The barangay recorded 2,354 residents in the 2015 intercensal count and 2,478 residents in the 2020 Census — a net change of +5.3%, consistent with a growing settlement. Barangay San Antonio is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Santa Maria is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay San Antonio, including public health, sanitation, peace and order, and civil registration. Within the wider province of Davao Occidental, which contains 105 barangays across its component cities and municipalities, Barangay San Antonio ranks 48th by 2020 population. Davao Occidental is classified as a 4th by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay San Antonio 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.