Santa Maria, Ilocos Sur

Santa Maria
Municipality of Santa Maria
Nuestra Señora de la Asuncion Church
Map of Ilocos Sur with Santa Maria highlighted
Interactive map of Santa Maria
Santa Maria
Location within the Philippines
Coordinates: 17°22′19″N 120°28′53″E / 17.3719°N 120.4814°E / 17.3719; 120.4814
CountryPhilippines
RegionIlocos Region
ProvinceIlocos Sur
District 2nd district
FoundedApril 25, 1765
Named afterMary, mother of Jesus
Barangays33 (see Barangays)
Government
 • TypeSangguniang Bayan
 • MayorMichael S. Florendo
 • Vice MayorRema Pazvia D. Cabatu
 • RepresentativeKristine Singson-Meehan
 • Municipal Council
Members
  • Joel P. Dasargo
  • Iyra Joy D. Barroga Dosono
  • Dareen D. Guillermo
  • John John M. Reyes
  • Jose Marie A. Ancheta
  • Alfredo D. Bañes Jr.
  • Arlon S. Serdenia
  • Romeo D. Espirito
 • Electorate21,044 voters (2025)
Area
 • Total
63.31 km2 (24.44 sq mi)
Elevation
20 m (66 ft)
Highest elevation
289 m (948 ft)
Lowest elevation
0 m (0 ft)
Population
 (2024 census)
 • Total
30,076
 • Density475.1/km2 (1,230/sq mi)
 • Households
7,453
DemonymSanta Marian’s
Economy
 • Income class3rd municipal income class
 • Poverty incidence
15.91
% (2021)
 • Revenue₱ 571.4 million (2022)
 • Assets₱ 3,268 million (2022)
 • Expenditure₱ 256.2 million (2022)
 • Liabilities₱ 554.9 million (2022)
Service provider
 • ElectricityIlocos Sur Electric Cooperative (ISECO)
Time zoneUTC+8 (PST)
ZIP code
2705
PSGC
IDD:area code+63 (0)77
Native languagesIlocano
Tagalog
Major religionsRoman Catholic
Feast dateAugust 15
Catholic dioceseArchdiocese of Nueva Segovia
Patron saintNuestra Señora de Asuncion
Secondary PatronessSta. Barbara
Websitewww.santamariailocossur.gov.ph

Santa Maria, officially the Municipality of Santa Maria (Ilocano: Ili ti Santa Maria; Filipino: Bayan ng Santa Maria), is a municipality in the province of Ilocos Sur, Philippines. According to the 2024 census, it has a population of 30,076 people.