Barangay San Joaquin

Barangay San Joaquin forms part of Pandan, a municipality in Antique, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Joaquin had a population of 698. This made it the 22nd largest of 34 barangays in Pandan by population, placing it in the middle tier of the municipality. Residents of Barangay San Joaquin accounted for approximately 1.94% of the total population of Pandan, which stood at 35,965 in the same census year.

The barangay recorded 582 residents in the 2015 intercensal count and 698 residents in the 2020 Census — a net change of +19.9%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay San Joaquin as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Pandan is a municipality comprising 34 barangays, and serves as the governing unit directly responsible for local services in Barangay San Joaquin, including public health, sanitation, peace and order, and civil registration. Within the wider province of Antique, which contains 590 barangays across its component cities and municipalities, Barangay San Joaquin ranks 325th by 2020 population. Antique is classified as a 2nd 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.