Barangay Bayawang

Classified as a small barangay, Barangay Bayawang is one of the administrative divisions of Rosario in Batangas, CALABARZON, Philippines.

According to the 2020 Philippine census, Barangay Bayawang had a population of 1,406. This made it the 39th largest of 48 barangays in Rosario by population, placing it among the smaller barangays of the municipality. Residents of Barangay Bayawang accounted for approximately 1.10% of the total population of Rosario, which stood at 128,352 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Bayawang moving from 1,307 residents to 1,406 residents, an intercensal change of +7.6%. The trajectory indicates a growing community. Barangay Bayawang is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Rosario is a municipality comprising 48 barangays, and serves as the governing unit directly responsible for local services in Barangay Bayawang, including public health, sanitation, peace and order, and civil registration. Within the wider province of Batangas, which contains 1,078 barangays across its component cities and municipalities, Barangay Bayawang ranks 728th by 2020 population. Batangas 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 Bayawang 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.