Barangays
thumb|280px|Political subdivisions of San Pedro
San Pedro is politically subdivided into 27 barangays, as indicated in the matrix below. Barangay San Antonio is the largest barangay, which has a total of , while Barangay San Vicente is the most populous with a total population of 92,092.
{| class="wikitable"
|+ List of Barangays in the City of San Pedro
|-
! Barangay !! Punong Barangay
|-
| Bagong Silang || Hon. Reinalyn Talaga
|-
| Calendola || Hon. Rodolfo Dimaunahan Jr.
|-
| Chrysanthemum || Hon. Restituto Hernandez
|-
| Cuyab || Hon. Mario Pastido
|-
| Estrella || Hon. Jaime Madrigalejos
|-
| Fatima || Hon. Roberto Ordan
|-
| GSIS || Hon. John Andrian Tejido
|-
| Landayan || Hon. Gregorio Remoquillo
|-
| Langgam || Hon. Samuel Rivera
|-
| Laram || Hon. Merlito Edwin Palomar
|-
| Magsaysay || Hon. Vioquelin Pascual Jr.
|-
| Maharlika || Hon. Jesse James Ting
|-
| Narra || Hon. Ernesto Doncillo
|-
| Nueva || Hon. Edwin Matunog
|-
| Pacita 1 || Hon. Fernando B. Malveda
|-
| Pacita 2 || Hon. Gary Santos
|-
| Poblacion || Hon. Tracy Bedico
|-
| Riverside || Hon. Ariel Mendoza
|-
| Rosario || Hon. Fred Lawrence Vicedo
|-
| Sampaguita || Hon. Rex Labay
|-
| San Antonio || Hon. Eugenio Ynion Jr.
|-
| San Lorenzo Ruiz || Hon. Romeo Bonoan
|-
| San Roque || Hon. Larry Edward Licmo
|-
| San Vicente || Hon. Diwa Tayao
|-
| Santo Niño || Hon. Romel Anchoriz
|-
| United Bayanihan || Hon. Calixto Alviar
|-
| United Better Living || Hon. Bernabe Baldomar
|-
|}
Demographics
San Pedro is the 37th most populous city in the Philippines. As of 2024, the population is 348,968 people, up from 294,310 in 2010, or an increase of almost 11%. Its area is with a density of .
Religion
thumb|San Pedro Apostol Parish Church
There are 15 Roman Catholic parishes in San Pedro, under the jurisdiction of the Roman Catholic Diocese of San Pablo.
{| class="wikitable"
|+ Roman Catholic Parishes in San Pedro, Laguna and SM Center San Pedro (located in Barangay United Bayanihan, opened in 2023).
<gallery>
Suki Market, San Pedro, Laguna, Jan 2024.jpg|Suki Market
9879San Pedro, Laguna Pacita Complex 14.jpg|Puregold Pacita Complex
Robinsons Galleria South.jpg|Robinsons Galleria South
Shopwise San Pedro, June 29, 2025.jpg|Shopwise San Pedro
</gallery>
Transportation
thumbnail|The National Highway at the boundary with [[Muntinlupa]]
thumbnail|PNR Pacita MG station
San Pedro is traversed by the South Luzon Expressway.
The central bus terminal is at Pacita Complex.
The PNR Metro Commuter Line served the city, with two stations: San Pedro (at barangay San Vicente) and Pacita Main Gate (at Nueva).
Education
San Pedro City Polytechnic College, located at Barangay Narra, opened in 2017.
Public high schools include Pacita Complex National High School.
Private schools include:
- Jesus the Risen Savior School, San Antonio
- Laguna Northwestern College (Formerly Laguna Northwestern Institute)
- Our Lady of Assumption College, Maharlika
- San Lorenzo School, San Antonio
Government
thumb|right|San Pedro City Hall
City Council
{|class=wikitable
|+ San Pedro city officials (2022–2025)
|-
!Name !!colspan=2|Party
|-
! colspan=3| House of Representatives
|-
| Ann Matibag
|
|-
! colspan=3| City Mayor
|-
| Art Joseph Francis Mercado
|
|-
! colspan=3| City Vice Mayor
|-
| Sheriliz "Niña" B. Almoro
|
|-
! colspan=3| City Councilors
|-
| Michael M. Casacop
|
|-
| Atty. Mark S. Oliveros
|
|-
| Leslie E. Lu
|
|-
| Joie Chelsea V. Villegas
|
|-
| Kent S. Lagasca
|
|-
| Abraham S. Cataquiz
|
|-
| Vincent Jude T. Solidum
|
|-
| Maria Rosario P. Campos
|
|-
| Aldrin Gerrold C. Mercado
|
|-
| Mark Acierto
|
|-
| Iryne V. Vierneza
|
|-
| Earl Gius Z. Castasus
|
|-
! colspan=4| Ex Officio City Council Members
|-
| ABC President
| colspan=3| Vioquelin B. Pascual, Jr. (Magsaysay)
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|-
| SK Federation President
| colspan=3| Raphael Antonio Ty (San Vicente)
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|}
List of former chief executives
{| class="wikitable"
|+ Mayors of San Pedro, Laguna