Barangay Langga

Classified as a very small barangay, Barangay Langga is one of the administrative divisions of San Lorenzo Ruiz in Camarines Norte, Bicol Region, Philippines.

According to the 2020 Philippine census, Barangay Langga had a population of 399. This made it the 12th largest of 12 barangays in San Lorenzo Ruiz by population, placing it among the smaller barangays of the municipality. Residents of Barangay Langga accounted for approximately 2.53% of the total population of San Lorenzo Ruiz, which stood at 15,757 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Langga moving from 290 residents to 399 residents, an intercensal change of +37.6%. The trajectory indicates a growing community. Barangay Langga is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Lorenzo Ruiz is a municipality comprising 12 barangays, and serves as the governing unit directly responsible for local services in Barangay Langga, including public health, sanitation, peace and order, and civil registration. Within the wider province of Camarines Norte, which contains 282 barangays across its component cities and municipalities, Barangay Langga ranks 276th by 2020 population. Camarines Norte is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Langga 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.