Barangay Dangan

Barangay Dangan forms part of Reina Mercedes, a municipality in Isabela, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay Dangan had a population of 3,060. This made it the 2nd largest of 20 barangays in Reina Mercedes by population, placing it among the most populous barangays of the municipality. Residents of Barangay Dangan accounted for approximately 10.97% of the total population of Reina Mercedes, which stood at 27,900 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Dangan moving from 2,854 residents to 3,060 residents, an intercensal change of +7.2%. The trajectory indicates a growing community. Barangay Dangan is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Reina Mercedes is a municipality comprising 20 barangays, and serves as the governing unit directly responsible for local services in Barangay Dangan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Isabela, which contains 1,055 barangays across its component cities and municipalities, Barangay Dangan ranks 101st by 2020 population. Isabela is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Dangan 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.