Barangay Calaca-an

Barangay Calaca-an forms part of Dueñas, a municipality in Iloilo, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Calaca-an had a population of 699. This made it the 18th largest of 47 barangays in Dueñas by population, placing it in the middle tier of the municipality. Residents of Barangay Calaca-an accounted for approximately 2.02% of the total population of Dueñas, which stood at 34,597 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Calaca-an changed from 593 to 699, a shift of +17.9% over the five-year period. This places the barangay among those with growing populations in Dueñas. The Philippine Statistics Authority classifies Barangay Calaca-an as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Dueñas is a municipality comprising 47 barangays, and serves as the governing unit directly responsible for local services in Barangay Calaca-an, 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 Calaca-an ranks 1060th 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.

Barangay Calaca-an 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.