Barangay Bantay

Barangay Bantay forms part of Boac, a municipality in Marinduque, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Bantay had a population of 1,577. This made it the 10th largest of 61 barangays in Boac by population, placing it in the upper half of the municipality. Residents of Barangay Bantay accounted for approximately 2.75% of the total population of Boac, which stood at 57,283 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Bantay moving from 1,478 residents to 1,577 residents, an intercensal change of +6.7%. The trajectory indicates a growing community. Barangay Bantay is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Boac is a municipality comprising 61 barangays, and serves as the governing unit directly responsible for local services in Barangay Bantay, including public health, sanitation, peace and order, and civil registration. Within the wider province of Marinduque, which contains 218 barangays across its component cities and municipalities, Barangay Bantay ranks 42nd by 2020 population. Marinduque is classified as a 4th by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Bantay is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.