Barangay Bag-ong Misamis

Classified as a very small barangay, Barangay Bag-ong Misamis is one of the administrative divisions of Dumalinao in Zamboanga Del Sur, Zamboanga Peninsula, Philippines.

According to the 2020 Philippine census, Barangay Bag-ong Misamis had a population of 239. This made it the 30th largest of 30 barangays in Dumalinao by population, placing it among the smaller barangays of the municipality. Residents of Barangay Bag-ong Misamis accounted for approximately 0.73% of the total population of Dumalinao, which stood at 32,928 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Bag-ong Misamis changed from 231 to 239, a shift of +3.5% over the five-year period. This places the barangay among those with growing populations in Dumalinao. Barangay Bag-ong Misamis is officially classified 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 Bag-ong Misamis, 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 Bag-ong Misamis ranks 680th 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.

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.