Barangay San Isidro Norte

Classified as a mid-sized barangay, Barangay San Isidro Norte is one of the administrative divisions of City of Sto. Tomas in Batangas, CALABARZON, Philippines.

According to the 2020 Philippine census, Barangay San Isidro Norte had a population of 2,404. This made it the 25th largest of 30 barangays in City of Sto. Tomas by population, placing it among the smaller barangays of the city. Residents of Barangay San Isidro Norte accounted for approximately 1.10% of the total population of City of Sto. Tomas, which stood at 218,500 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Isidro Norte moving from 2,289 residents to 2,404 residents, an intercensal change of +5.0%. The trajectory indicates a growing community. Barangay San Isidro Norte is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Sto. Tomas is a city comprising 30 barangays, and serves as the governing unit directly responsible for local services in Barangay San Isidro Norte, including public health, sanitation, peace and order, and civil registration. Within the wider province of Batangas, which contains 1,078 barangays across its component cities and municipalities, Barangay San Isidro Norte ranks 409th by 2020 population. Batangas 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 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.