Barangay Teresita

Situated in Piñan, Zamboanga Del Norte, Barangay Teresita is one of 22 barangays that make up the municipality within Zamboanga Peninsula.

According to the 2020 Philippine census, Barangay Teresita had a population of 1,035. This made it the 7th largest of 22 barangays in Piñan by population, placing it in the upper half of the municipality. Residents of Barangay Teresita accounted for approximately 5.12% of the total population of Piñan, which stood at 20,221 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Teresita changed from 1,168 to 1,035, a shift of -11.4% over the five-year period. This places the barangay among those with contracting populations in Piñan. Barangay Teresita is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Piñan is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay Teresita, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zamboanga Del Norte, which contains 691 barangays across its component cities and municipalities, Barangay Teresita ranks 380th by 2020 population. Zamboanga Del Norte is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Teresita 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.