Barangay Calantas

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

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Calantas had a population of 1,722. This made it the 36th largest of 48 barangays in Rosario by population, placing it among the smaller barangays of the municipality. Residents of Barangay Calantas accounted for approximately 1.34% of the total population of Rosario, which stood at 128,352 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Calantas moving from 1,634 residents to 1,722 residents, an intercensal change of +5.4%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Calantas 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 Calantas, 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 Calantas ranks 632nd 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 Calantas 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.