Diadi

Diadi
Municipality of Diadi
Municipal hall
Map of Nueva Vizcaya with Diadi highlighted
OpenStreetMap
Diadi
Location within the Philippines
Coordinates: 16°39′36″N 121°22′07″E / 16.66°N 121.3686°E / 16.66; 121.3686
CountryPhilippines
RegionCagayan Valley
ProvinceNueva Vizcaya
District Lone district
FoundedJune 17, 1967
Barangays19 (see Barangays)
Government
  TypeSangguniang Bayan
  MayorSandy M. Gayaton
  Vice MayorRolito Dulnuan
  RepresentativeLuisa L. Cuaresma
  Electorate12,121 voters (2025)
Area
  Total
181.20 km2 (69.96 sq mi)
Elevation
320 m (1,050 ft)
Highest elevation
803 m (2,635 ft)
Lowest elevation
169 m (554 ft)
Population
 (2020 census)
  Total
19,236
  Density110/km2 (270/sq mi)
  Households
4,911
Economy
  Income class4th municipal income class
  Poverty incidence
12.97
% (2021)
  Revenue162 million (2022)
  Assets186.7 million (2022)
  Expenditure121.8 million (2022)
  Liabilities49.72 million (2022)
Service provider
  ElectricityNueva Vizcaya Electric Cooperative (NUVELCO)
Time zoneUTC+8 (PST)
ZIP code
3712
PSGC
IDD:area code+63(0)78
Native languagesGaddang
Ilocano
Bugkalot
Tagalog
Websitewww.diadi-nvizcaya.gov.ph

Diadi, officially the Municipality of Diadi (Gaddang: Ili na Diadi; Ilocano: Ili ti Diadi; Tagalog: Bayan ng Diadi), is a municipality in the province of Nueva Vizcaya, Philippines. According to the 2020 census, it has a population of 19,236 people.