Barangay Bgy. No. 21, San Pedro (Pob.)

Situated in City of Laoag, Ilocos Norte, Barangay Bgy. No. 21, San Pedro (Pob.) is one of 80 barangays that make up the city within Ilocos Region.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Bgy. No. 21, San Pedro (Pob.) had a population of 1,262. This made it the 37th largest of 80 barangays in City of Laoag by population, placing it in the middle tier of the city. Residents of Barangay Bgy. No. 21, San Pedro (Pob.) accounted for approximately 1.13% of the total population of City of Laoag, which stood at 111,651 in the same census year.

The barangay recorded 1,349 residents in the 2015 intercensal count and 1,262 residents in the 2020 Census — a net change of -6.4%, consistent with a contracting settlement. The Philippine Statistics Authority classifies Barangay Bgy. No. 21, San Pedro (Pob.) as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Laoag is a city comprising 80 barangays, and serves as the governing unit directly responsible for local services in Barangay Bgy. No. 21, San Pedro (Pob.), 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 Bgy. No. 21, San Pedro (Pob.) ranks 168th 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.

Barangay Bgy. No. 21, San Pedro (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.