Barangay San Antonio

Barangay San Antonio forms part of City of Ozamiz, a city in Misamis Occidental, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay San Antonio had a population of 4,049. This made it the 14th largest of 51 barangays in City of Ozamiz by population, placing it in the upper half of the city. Residents of Barangay San Antonio accounted for approximately 2.89% of the total population of City of Ozamiz, which stood at 140,334 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Antonio changed from 4,353 to 4,049, a shift of -7.0% over the five-year period. This places the barangay among those with contracting populations in City of Ozamiz. Barangay San Antonio is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Ozamiz is a city comprising 51 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 Misamis Occidental, which contains 490 barangays across its component cities and municipalities, Barangay San Antonio ranks 19th by 2020 population. Misamis Occidental 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.