Barangay Mangin

Barangay Mangin forms part of City of Dagupan, a city in Pangasinan, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay Mangin had a population of 4,079. This made it the 16th largest of 31 barangays in City of Dagupan by population, placing it in the middle tier of the city. Residents of Barangay Mangin accounted for approximately 2.34% of the total population of City of Dagupan, which stood at 174,302 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Mangin moving from 4,019 residents to 4,079 residents, an intercensal change of +1.5%. The trajectory indicates a slowly expanding community. Barangay Mangin is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Dagupan is a city comprising 31 barangays, and serves as the governing unit directly responsible for local services in Barangay Mangin, including public health, sanitation, peace and order, and civil registration. Within the wider province of Pangasinan, which contains 1,364 barangays across its component cities and municipalities, Barangay Mangin ranks 143rd by 2020 population. Pangasinan 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.