Barangay San Francisco Norte

Barangay San Francisco Norte forms part of San Guillermo, a municipality in Isabela, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay San Francisco Norte had a population of 505. This made it the 17th largest of 26 barangays in San Guillermo by population, placing it in the middle tier of the municipality. Residents of Barangay San Francisco Norte accounted for approximately 2.41% of the total population of San Guillermo, which stood at 20,915 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Francisco Norte changed from 514 to 505, a shift of -1.8% over the five-year period. This places the barangay among those with broadly stable populations in San Guillermo. Barangay San Francisco Norte is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Guillermo is a municipality comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay San Francisco Norte, 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 San Francisco Norte ranks 936th 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 San Francisco Norte 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.