San Juan, La Union

San Juan
Municipality of San Juan
San Juan Surftown, Municipal Hall & St. John the Baptist Parish Church
Nickname: 
Surfing Capital of the North
Map of La Union with San Juan highlighted
OpenStreetMap
San Juan
Location within the Philippines
Coordinates: 16°40′N 120°20′E / 16.67°N 120.33°E / 16.67; 120.33
CountryPhilippines
RegionIlocos Region
ProvinceLa Union
District 1st district
Named afterSt. John the Baptist
Barangays41 (see Barangays)
Government
  TypeSangguniang Bayan
  MayorArturo P. Valdriz
  Vice MayorManuel Victor R. Ortega Jr.
  RepresentativeFrancisco Paolo P. Ortega V
  Municipal Council
Members
  Electorate27,857 voters (2025)
Area
  Total
57.12 km2 (22.05 sq mi)
Elevation
25 m (82 ft)
Highest elevation
312 m (1,024 ft)
Lowest elevation
0 m (0 ft)
Population
 (2020 census)
  Total
40,507
  Density710/km2 (1,800/sq mi)
  Households
10,080
Economy
  Income class2nd municipal income class
  Poverty incidence
7.31
% (2021)
  Revenue343.1 million (2022)
  Assets1,033 million (2022)
  Expenditure203.4 million (2022)
  Liabilities108.1 million (2022)
Service provider
  ElectricityLa Union Electric Cooperative (LUELCO)
Time zoneUTC+8 (PST)
ZIP code
2514
PSGC
IDD:area code+63(0)72
Native languagesIlocano
Tagalog
Websitewww.sanjuanlaunion.gov.ph

San Juan, officially the Municipality of San Juan (Ilocano: Ili ti San Juan; Filipino: Bayan ng San Juan), is a coastal municipality in the province of La Union, Philippines, know as the Surfing Capital of the North. According to the 2020 census, it has a population of 40,507 people.