Barangay San Agustin

Barangay San Agustin forms part of Dulag, a municipality in Leyte, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay San Agustin had a population of 1,329. This made it the 13th largest of 45 barangays in Dulag by population, placing it in the upper half of the municipality. Residents of Barangay San Agustin accounted for approximately 2.71% of the total population of Dulag, which stood at 48,992 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Agustin moving from 1,272 residents to 1,329 residents, an intercensal change of +4.5%. The trajectory indicates a growing community. Barangay San Agustin is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Dulag is a municipality comprising 45 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 Leyte, which contains 1,641 barangays across its component cities and municipalities, Barangay San Agustin ranks 423rd by 2020 population. Leyte is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay San Agustin is led by an elected Punong Barangay (barangay captain) supported by seven Sangguniang Barangay members (kagawads), an SK Chairperson, a Barangay Secretary, and a Barangay Treasurer. The next Barangay and Sangguniang Kabataan Elections (BSKE) are scheduled for Monday, November 2, 2026, with officials serving four-year terms under Republic Act No. 12232.