Barangay Lumangan

Barangay Lumangan forms part of Miagao, 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 Lumangan had a population of 792. This made it the 26th largest of 119 barangays in Miagao by population, placing it in the upper half of the municipality. Residents of Barangay Lumangan accounted for approximately 1.16% of the total population of Miagao, which stood at 68,115 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Lumangan moving from 796 residents to 792 residents, an intercensal change of -0.5%. The trajectory indicates a broadly stable community. The Philippine Statistics Authority classifies Barangay Lumangan as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Miagao is a municipality comprising 119 barangays, and serves as the governing unit directly responsible for local services in Barangay Lumangan, 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 Lumangan ranks 967th 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 Lumangan 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.