Barangay Upper Dumalinao

Barangay Upper Dumalinao is a small barangay in the municipality of Dumalinao, located in the province of Zamboanga Del Sur, in the Zamboanga Peninsula region of the Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Upper Dumalinao had a population of 679. This made it the 22nd largest of 30 barangays in Dumalinao by population, placing it among the smaller barangays of the municipality. Residents of Barangay Upper Dumalinao accounted for approximately 2.06% of the total population of Dumalinao, which stood at 32,928 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Upper Dumalinao moving from 526 residents to 679 residents, an intercensal change of +29.1%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Upper Dumalinao as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Dumalinao is a municipality comprising 30 barangays, and serves as the governing unit directly responsible for local services in Barangay Upper Dumalinao, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zamboanga Del Sur, which contains 779 barangays across its component cities and municipalities, Barangay Upper Dumalinao ranks 527th by 2020 population. Zamboanga Del Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Upper Dumalinao 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.