Barangay Dulli

Situated in Ambaguio, Nueva Vizcaya, Barangay Dulli is one of 8 barangays that make up the municipality within Cagayan Valley.

According to the 2020 Philippine census, Barangay Dulli had a population of 1,806. This made it the 5th largest of 8 barangays in Ambaguio by population, placing it in the middle tier of the municipality. Residents of Barangay Dulli accounted for approximately 11.67% of the total population of Ambaguio, which stood at 15,472 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Dulli changed from 1,767 to 1,806, a shift of +2.2% over the five-year period. This places the barangay among those with growing populations in Ambaguio. Barangay Dulli is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Ambaguio is a municipality comprising 8 barangays, and serves as the governing unit directly responsible for local services in Barangay Dulli, including public health, sanitation, peace and order, and civil registration. Within the wider province of Nueva Vizcaya, which contains 275 barangays across its component cities and municipalities, Barangay Dulli ranks 108th by 2020 population. Nueva Vizcaya is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Dulli is led by an elected Punong Barangay (barangay captain) supported by seven Sangguniang Barangay members (kagawads), an SK Chairperson, a Barangay Secretary, and a Barangay Treasurer. The next Barangay and Sangguniang Kabataan Elections (BSKE) are scheduled for Monday, November 2, 2026, with officials serving four-year terms under Republic Act No. 12232.