Barangay Bgy. No. 39, Santa Rosa

Barangay Bgy. No. 39, Santa Rosa 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. 39, Santa Rosa had a population of 792. This made it the 72nd largest of 80 barangays in City of Laoag by population, placing it among the smaller barangays of the city. Residents of Barangay Bgy. No. 39, Santa Rosa accounted for approximately 0.71% 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. 39, Santa Rosa changed from 789 to 792, a shift of +0.4% over the five-year period. This places the barangay among those with slowly expanding populations in City of Laoag. The Philippine Statistics Authority classifies Barangay Bgy. No. 39, Santa Rosa 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. 39, Santa Rosa, 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. 39, Santa Rosa ranks 372nd 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.

Barangay Bgy. No. 39, Santa Rosa 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.