Barangay Langca

Barangay Langca forms part of San Joaquin, a municipality in Iloilo, and is classified as a very small barangay.

According to the 2020 Philippine census, Barangay Langca had a population of 378. This made it the 53rd largest of 85 barangays in San Joaquin by population, placing it in the middle tier of the municipality. Residents of Barangay Langca accounted for approximately 0.72% of the total population of San Joaquin, which stood at 52,617 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Langca changed from 375 to 378, a shift of +0.8% over the five-year period. This places the barangay among those with slowly expanding populations in San Joaquin. Barangay Langca is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Joaquin is a municipality comprising 85 barangays, and serves as the governing unit directly responsible for local services in Barangay Langca, including public health, sanitation, peace and order, and civil registration. Within the wider province of Iloilo, which contains 1,901 barangays across its component cities and municipalities, Barangay Langca ranks 1481st by 2020 population. Iloilo 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 Langca 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.