Barangay Bgy. No. 58, Casili

Barangay Bgy. No. 58, Casili is a small barangay in the city of City of Laoag, located in the province of Ilocos Norte, in the Ilocos Region region of the Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Bgy. No. 58, Casili had a population of 993. This made it the 56th largest of 80 barangays in City of Laoag by population, placing it in the middle tier of the city. Residents of Barangay Bgy. No. 58, Casili accounted for approximately 0.89% of the total population of City of Laoag, which stood at 111,651 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Bgy. No. 58, Casili changed from 964 to 993, a shift of +3.0% over the five-year period. This places the barangay among those with growing populations in City of Laoag. The Philippine Statistics Authority classifies Barangay Bgy. No. 58, Casili as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Laoag is a city comprising 80 barangays, and serves as the governing unit directly responsible for local services in Barangay Bgy. No. 58, Casili, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Norte, which contains 559 barangays across its component cities and municipalities, Barangay Bgy. No. 58, Casili ranks 270th by 2020 population. Ilocos Norte is classified as a 1st 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.