Barangay Lagnas

Classified as a small barangay, Barangay Lagnas is one of the administrative divisions of Balayan in Batangas, CALABARZON, Philippines.

According to the 2020 Philippine census, Barangay Lagnas had a population of 1,004. This made it the 44th largest of 48 barangays in Balayan by population, placing it among the smaller barangays of the municipality. Residents of Barangay Lagnas accounted for approximately 1.05% of the total population of Balayan, which stood at 95,913 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Lagnas moving from 1,013 residents to 1,004 residents, an intercensal change of -0.9%. The trajectory indicates a broadly stable community. Barangay Lagnas is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Balayan is a municipality comprising 48 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 Batangas, which contains 1,078 barangays across its component cities and municipalities, Barangay Lagnas ranks 869th by 2020 population. Batangas is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Lagnas 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.