Barangay Barcolan

Barangay Barcolan is a small barangay in the municipality of Gamu, located in the province of Isabela, in the Cagayan Valley region of the Philippines.

According to the 2020 Philippine census, Barangay Barcolan had a population of 1,037. This made it the 12th largest of 16 barangays in Gamu by population, placing it in the middle tier of the municipality. Residents of Barangay Barcolan accounted for approximately 3.38% of the total population of Gamu, which stood at 30,655 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Barcolan moving from 940 residents to 1,037 residents, an intercensal change of +10.3%. The trajectory indicates a growing community. Barangay Barcolan is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Gamu is a municipality comprising 16 barangays, and serves as the governing unit directly responsible for local services in Barangay Barcolan, 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 Barcolan ranks 634th 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.

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.