Barangay Santo Rosario

Situated in City of Maasin, Southern Leyte, Barangay Santo Rosario is one of 70 barangays that make up the city within Eastern Visayas.

According to the 2020 Philippine census, Barangay Santo Rosario had a population of 1,016. This made it the 31st largest of 70 barangays in City of Maasin by population, placing it in the middle tier of the city. Residents of Barangay Santo Rosario accounted for approximately 1.16% of the total population of City of Maasin, which stood at 87,446 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Santo Rosario changed from 1,008 to 1,016, a shift of +0.8% over the five-year period. This places the barangay among those with slowly expanding populations in City of Maasin. Barangay Santo Rosario is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Maasin is a city comprising 70 barangays, and serves as the governing unit directly responsible for local services in Barangay Santo Rosario, including public health, sanitation, peace and order, and civil registration. Within the wider province of Southern Leyte, which contains 500 barangays across its component cities and municipalities, Barangay Santo Rosario ranks 140th by 2020 population. Southern Leyte is classified as a 3rd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Santo Rosario 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.