Barangay Mercado (Pob.)

Situated in Boac, Marinduque, Barangay Mercado (Pob.) is one of 61 barangays that make up the municipality within MIMAROPA Region.

According to the 2020 Philippine census, Barangay Mercado (Pob.) had a population of 1,359. This made it the 17th largest of 61 barangays in Boac by population, placing it in the upper half of the municipality. Residents of Barangay Mercado (Pob.) accounted for approximately 2.37% of the total population of Boac, which stood at 57,283 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Mercado (Pob.) moving from 1,475 residents to 1,359 residents, an intercensal change of -7.9%. The trajectory indicates a contracting community. Barangay Mercado (Pob.) 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 Mercado (Pob.), 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 Mercado (Pob.) ranks 71st 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.

Like every Philippine barangay, Barangay Mercado (Pob.) 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.