Barangay Bonliw

Barangay Bonliw forms part of San Luis, a municipality in Batangas, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Bonliw had a population of 1,312. This made it the 12th largest of 26 barangays in San Luis by population, placing it in the middle tier of the municipality. Residents of Barangay Bonliw accounted for approximately 3.63% of the total population of San Luis, which stood at 36,172 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Bonliw moving from 1,145 residents to 1,312 residents, an intercensal change of +14.6%. The trajectory indicates a growing community. Barangay Bonliw is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Luis is a municipality comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay Bonliw, 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 Bonliw ranks 764th 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.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.