Barangay San Isidro Norte (Pob.)

Barangay San Isidro Norte (Pob.) forms part of Lagonoy, a municipality in Camarines Sur, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay San Isidro Norte (Pob.) had a population of 1,597. This made it the 14th largest of 38 barangays in Lagonoy by population, placing it in the middle tier of the municipality. Residents of Barangay San Isidro Norte (Pob.) accounted for approximately 2.82% of the total population of Lagonoy, which stood at 56,714 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Isidro Norte (Pob.) moving from 1,487 residents to 1,597 residents, an intercensal change of +7.4%. The trajectory indicates a growing community. Barangay San Isidro Norte (Pob.) is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Lagonoy is a municipality comprising 38 barangays, and serves as the governing unit directly responsible for local services in Barangay San Isidro Norte (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Camarines Sur, which contains 1,063 barangays across its component cities and municipalities, Barangay San Isidro Norte (Pob.) ranks 484th by 2020 population. Camarines Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay San Isidro Norte (Pob.) 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.