Barangay Poblacion South

Barangay Poblacion South is a small barangay in the city of Science City of Muñoz, located in the province of Nueva Ecija, in the Central Luzon region of the Philippines.

According to the 2020 Philippine census, Barangay Poblacion South had a population of 1,790. This made it the 24th largest of 37 barangays in Science City of Muñoz by population, placing it in the middle tier of the city. Residents of Barangay Poblacion South accounted for approximately 2.12% of the total population of Science City of Muñoz, which stood at 84,308 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Poblacion South moving from 2,350 residents to 1,790 residents, an intercensal change of -23.8%. The trajectory indicates a contracting community. Barangay Poblacion South is officially classified as urban, reflecting the density and built-up character of the area.

Science City of Muñoz is a city comprising 37 barangays, and serves as the governing unit directly responsible for local services in Barangay Poblacion South, including public health, sanitation, peace and order, and civil registration. Within the wider province of Nueva Ecija, which contains 849 barangays across its component cities and municipalities, Barangay Poblacion South ranks 497th by 2020 population. Nueva Ecija 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 Poblacion South 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.