Barangay Lun Masla

Barangay Lun Masla forms part of Malapatan, a municipality in Sarangani, and is classified as a large barangay.

According to the 2020 Philippine census, Barangay Lun Masla had a population of 5,250. This made it the 6th largest of 12 barangays in Malapatan by population, placing it in the middle tier of the municipality. Residents of Barangay Lun Masla accounted for approximately 6.50% of the total population of Malapatan, which stood at 80,741 in the same census year.

The barangay recorded 4,718 residents in the 2015 intercensal count and 5,250 residents in the 2020 Census — a net change of +11.3%, consistent with a growing settlement. Barangay Lun Masla is officially classified as urban, reflecting the density and built-up character of the area.

Malapatan is a municipality comprising 12 barangays, and serves as the governing unit directly responsible for local services in Barangay Lun Masla, including public health, sanitation, peace and order, and civil registration. Within the wider province of Sarangani, which contains 141 barangays across its component cities and municipalities, Barangay Lun Masla ranks 31st by 2020 population. Sarangani 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.