Barangay San Lorenzo Ruiz

Situated in City of San Pedro, Laguna, Barangay San Lorenzo Ruiz is one of 27 barangays that make up the city within CALABARZON.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Lorenzo Ruiz had a population of 5,800. This made it the 16th largest of 27 barangays in City of San Pedro by population, placing it in the middle tier of the city. Residents of Barangay San Lorenzo Ruiz accounted for approximately 1.78% of the total population of City of San Pedro, which stood at 326,001 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Lorenzo Ruiz changed from 5,073 to 5,800, a shift of +14.3% over the five-year period. This places the barangay among those with growing populations in City of San Pedro. The Philippine Statistics Authority classifies Barangay San Lorenzo Ruiz as urban, reflecting the density and built-up character of the area.

City of San Pedro is a city comprising 27 barangays, and serves as the governing unit directly responsible for local services in Barangay San Lorenzo Ruiz, including public health, sanitation, peace and order, and civil registration. Within the wider province of Laguna, which contains 681 barangays across its component cities and municipalities, Barangay San Lorenzo Ruiz ranks 155th by 2020 population. Laguna is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay San Lorenzo Ruiz 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.