Gregorio del Pilar, Ilocos Sur

Gregorio del Pilar
Concepcion
Municipality of Gregorio del Pilar
Map of Ilocos Sur with Gregorio del Pilar highlighted
Interactive map of Gregorio del Pilar
Gregorio del Pilar
Location within the Philippines
Coordinates: 17°08′54″N 120°36′40″E / 17.1483°N 120.6111°E / 17.1483; 120.6111
CountryPhilippines
RegionIlocos Region
ProvinceIlocos Sur
District 2nd district
Named afterGregorio del Pilar
Barangays7 (see Barangays)
Government
 • TypeSangguniang Bayan
 • MayorHenry S. Gallardo
 • Vice MayorRolando P. Onie
 • RepresentativeKristine Singson-Meehan
 • Municipal Council
Members
  • Rogelio B. Bicasan Jr.
  • Ulysses R. Duquing
  • Rico W. Dangtayan
  • Romy C. Bitongan
  • Daniel M. Ciriaco
  • Levi A. Bugtong
  • Alfonso S. Baliling
  • Jacob B. Ciriaco
 • Electorate3,375 voters (2025)
Area
 • Total
41.66 km2 (16.09 sq mi)
Elevation
569 m (1,867 ft)
Highest elevation
1,438 m (4,718 ft)
Lowest elevation
95 m (312 ft)
Population
 (2024 census)
 • Total
4,385
 • Density105.3/km2 (272.6/sq mi)
 • Households
956
Economy
 • Income class5th municipal income class
 • Poverty incidence
15.19
% (2021)
 • Revenue₱ 317 million (2022)
 • Assets₱ 1,234 million (2022)
 • Expenditure₱ 104.6 million (2022)
 • Liabilities₱ 68.28 million (2022)
Service provider
 • ElectricityIlocos Sur Electric Cooperative (ISECO)
Time zoneUTC+8 (PST)
ZIP code
2720
PSGC
IDD:area code+63 (0)77
Native languagesIlocano
Tagalog

Gregorio del Pilar, officially the Municipality of Gregorio del Pilar (Ilocano: Ili ti Gregorio del Pilar; Tagalog: Bayan ng Gregorio del Pilar) is a municipality in the province of Ilocos Sur, Philippines. According to the 2024 census, it has a population of 4,385 people.