Barangay Langlangca Segundo

Classified as a small barangay, Barangay Langlangca Segundo is one of the administrative divisions of City of Candon in Ilocos Sur, Ilocos Region, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Langlangca Segundo had a population of 1,226. This made it the 22nd largest of 42 barangays in City of Candon by population, placing it in the middle tier of the city. Residents of Barangay Langlangca Segundo accounted for approximately 2.00% of the total population of City of Candon, which stood at 61,432 in the same census year.

The barangay recorded 1,230 residents in the 2015 intercensal count and 1,226 residents in the 2020 Census — a net change of -0.3%, consistent with a broadly stable settlement. The Philippine Statistics Authority classifies Barangay Langlangca Segundo as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Candon is a city comprising 42 barangays, and serves as the governing unit directly responsible for local services in Barangay Langlangca Segundo, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Sur, which contains 768 barangays across its component cities and municipalities, Barangay Langlangca Segundo ranks 168th by 2020 population. Ilocos Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Langlangca Segundo 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.