Barangay Lagnas

Classified as a small barangay, Barangay Lagnas is one of the administrative divisions of Sablayan in Occidental Mindoro, MIMAROPA Region, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Lagnas had a population of 1,818. This made it the 21st largest of 22 barangays in Sablayan by population, placing it among the smaller barangays of the municipality. Residents of Barangay Lagnas accounted for approximately 1.96% of the total population of Sablayan, which stood at 92,598 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Lagnas moving from 1,630 residents to 1,818 residents, an intercensal change of +11.5%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Lagnas as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Sablayan is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay Lagnas, including public health, sanitation, peace and order, and civil registration. Within the wider province of Occidental Mindoro, which contains 164 barangays across its component cities and municipalities, Barangay Lagnas ranks 111th by 2020 population. Occidental Mindoro is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Lagnas 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.