Barangay San Pablo

Situated in San Nicolas, Ilocos Norte, Barangay San Pablo is one of 24 barangays that make up the municipality within Ilocos Region.

According to the 2020 Philippine census, Barangay San Pablo had a population of 1,769. This made it the 10th largest of 24 barangays in San Nicolas by population, placing it in the middle tier of the municipality. Residents of Barangay San Pablo accounted for approximately 4.55% of the total population of San Nicolas, which stood at 38,895 in the same census year.

The barangay recorded 1,709 residents in the 2015 intercensal count and 1,769 residents in the 2020 Census — a net change of +3.5%, consistent with a growing settlement. Barangay San Pablo is officially classified as urban, reflecting the density and built-up character of the area.

San Nicolas is a municipality comprising 24 barangays, and serves as the governing unit directly responsible for local services in Barangay San Pablo, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Norte, which contains 559 barangays across its component cities and municipalities, Barangay San Pablo ranks 62nd by 2020 population. Ilocos Norte 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.