Barangay Lumbang

Barangay Lumbang forms part of Pilar, a municipality in Sorsogon, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Lumbang had a population of 1,534. This made it the 23rd largest of 49 barangays in Pilar by population, placing it in the middle tier of the municipality. Residents of Barangay Lumbang accounted for approximately 2.02% of the total population of Pilar, which stood at 75,793 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Lumbang moving from 1,494 residents to 1,534 residents, an intercensal change of +2.7%. The trajectory indicates a growing community. Barangay Lumbang is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Pilar is a municipality comprising 49 barangays, and serves as the governing unit directly responsible for local services in Barangay Lumbang, including public health, sanitation, peace and order, and civil registration. Within the wider province of Sorsogon, which contains 541 barangays across its component cities and municipalities, Barangay Lumbang ranks 192nd by 2020 population. Sorsogon is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Lumbang 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.