San Agustin, Romblon

San Agustin
Municipality of San Agustin
Mount Payaopao
Interactive map of San Agustin
San Agustin
Location within the Philippines
Coordinates: 12°34′08″N 122°07′53″E / 12.56889°N 122.13139°E / 12.56889; 122.13139
CountryPhilippines
RegionMimaropa
ProvinceRomblon
District Lone district
Founded1631
Named afterSt. Augustine of Hippo
Barangays15 (see Barangays)
Government
 • TypeSangguniang Bayan
 • MayorEsteban Santiago F. Madrona Jr.
 • Vice MayorZaldy G. Marin
 • RepresentativeEleandro Jesus F. Madrona
 • Councilors
  • Norman Fatalla
  • William Tan
  • Roland Abero
  • Johnny Jesalva
  • Claro "Jun" Madrilejos, Jr.
  • Yolly Burguete
  • Ruben Montesa
  • Jimmy Morada
 • Electorate16,260 voters (2025)
Area
 • Total
140.48 km2 (54.24 sq mi)
Elevation
113 m (371 ft)
Highest elevation
660 m (2,170 ft)
Lowest elevation
0 m (0 ft)
Population
 (2024 census)
 • Total
23,698
 • Density168.69/km2 (436.91/sq mi)
 • Households
5,953
Economy
 • Income class4th municipal income class
 • Poverty incidence
27.41
% (2021)
 • Revenue₱ 171.7 million (2022)
 • Assets₱ 350.3 million (2022)
 • Expenditure₱ 11.48 million (2022)
 • Liabilities₱ 72.99 million (2022)
Service provider
 • ElectricityTablas Island Electric Cooperative (TIELCO)
Time zoneUTC+8 (PST)
ZIP code
5501
PSGC
IDD:area code+63 (0)42
Native languagesRomblomanon
Tagalog
Websitesanagustinromblon.gov.ph

San Agustin, officially the Municipality of San Agustin, (formerly Guintigui-an and Badajoz), is a municipality in the province of Romblon, Philippines. According to the 2024 census, it has a population of 23,698 people.