Barangay San Agustin

Barangay San Agustin forms part of City of Digos, a city in Davao Del Sur, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay San Agustin had a population of 3,530. This made it the 17th largest of 26 barangays in City of Digos by population, placing it in the middle tier of the city. Residents of Barangay San Agustin accounted for approximately 1.87% of the total population of City of Digos, which stood at 188,376 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Agustin changed from 2,784 to 3,530, a shift of +26.8% over the five-year period. This places the barangay among those with growing populations in City of Digos. Barangay San Agustin is officially classified as urban, reflecting the density and built-up character of the area.

City of Digos is a city comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay San Agustin, including public health, sanitation, peace and order, and civil registration. Within the wider province of Davao Del Sur, which contains 414 barangays across its component cities and municipalities, Barangay San Agustin ranks 52nd by 2020 population. Davao Del Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay San Agustin 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.