Diffun

Diffun, officially the Municipality of Diffun (Ilocano: Ili ti Diffun; Tagalog: Bayan ng Diffun), is a 2nd class municipality in the province of Quirino, Philippines. According to the 2020 census, it has a population of 56,102 people. [3]

Diffun
Municipality
Municipality of Diffun
Diffun Town Hall
Seal
Map of Quirino with Diffun highlighted
OpenStreetMap
Diffun
Location within the Philippines
Coordinates: 16°36′N 121°28′E
CountryPhilippines
RegionCagayan Valley
ProvinceQuirino
District Lone district
Barangays33 (see Barangays)
Government
 [1]
 • TypeSangguniang Bayan
 • MayorMay G. Calaunan
 • Vice MayorMarlito G. Corpuz
 • RepresentativeJunie E. Cua
 • Municipal Council
Members
 • Electorate30,002 voters (2019)
Area
[2]
 • Total320.10 km2 (123.59 sq mi)
Elevation
160 m (520 ft)
Highest elevation
551 m (1,808 ft)
Lowest elevation
95 m (312 ft)
Population
 (2020 census) [3]
 • Total56,102
 • Density180/km2 (450/sq mi)
 • Households
12,087
Economy
 • Income class2nd municipal income class
 • Poverty incidence13.36% (2015)[4]
 • Revenue₱237,440,383.04 (2020)
 • Assets₱504,106,024.92 (2020)
 • Expenditure₱191,393,823.23 (2020)
 • Liabilities₱104,336,165.64 (2020)
Service provider
 • ElectricityQuirino Electric Cooperative (QUIRELCO)
Time zoneUTC+8 (PST)
ZIP code
3401
PSGC
025703000
IDD : area code +63 (0)78
Native languagesIlocano
Bugkalot
Tagalog
Websitewww.diffun-quirino.gov.ph

Commercial establishments proliferated along the provincial road due to its proximity to Santiago City as the main commercial hub of the region.

Barangays

Diffun is politically subdivided into 33 barangays.

  • Andres Bonifacio (Poblacion)
  • Aurora East (Poblacion)
  • Aurora West (Poblacion)
  • Baguio Village
  • Balagbag
  • Bannawag
  • Cajel
  • Campamento
  • Diego Silang
  • Sittio Der-an
  • Don Mariano Perez, Sr.
  • Doña Imelda
  • Dumanisi
  • Gabriela Silang
  • Gulac
  • Guribang
  • Ifugao Village
  • Isidro Paredes
  • Rizal (Poblacion)
  • Liwayway
  • Luttuad
  • Magsaysay
  • Makate
  • Maria Clara
  • Rafael Palma (Don Sergio Osm)
  • Ricarte Norte
  • Ricarte Sur
  • San Antonio
  • San Isidro
  • San Pascual
  • Villa Pascua
  • Aklan Village
  • Gregorio Pimentel
  • Don Faustino Pagaduan

Climate
Climate data for Diffun, Quirino
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °C (°F) 25
(77)		 26
(79)		 29
(84)		 32
(90)		 32
(90)		 31
(88)		 30
(86)		 30
(86)		 30
(86)		 29
(84)		 27
(81)		 25
(77)		 29
(84)
Average low °C (°F) 19
(66)		 20
(68)		 21
(70)		 23
(73)		 24
(75)		 24
(75)		 24
(75)		 24
(75)		 24
(75)		 23
(73)		 22
(72)		 21
(70)		 22
(72)
Average precipitation mm (inches) 119
(4.7)		 83
(3.3)		 54
(2.1)		 37
(1.5)		 133
(5.2)		 132
(5.2)		 161
(6.3)		 163
(6.4)		 153
(6.0)		 142
(5.6)		 160
(6.3)		 224
(8.8)		 1,561
(61.4)
Average rainy days 18.4 13.6 11.6 9.4 19.3 21.9 23.9 23.4 21.1 16.3 18.1 21.4 218.4
Source: Meteoblue [5]

Demographics
Population census of Diffun
YearPop.±% p.a.
1960 9,106—    
1970 14,233+4.56%
1975 17,811+4.60%
1980 23,086+5.32%
1990 31,266+3.08%
1995 36,048+2.70%
2000 39,489+1.97%
2007 42,958+1.17%
2010 48,501+4.52%
2015 52,569+1.55%
2020 56,102+1.29%
Source: Philippine Statistics Authority [6] [7] [8][9]

Economy

References
  1.  Municipality of Diffun | (DILG)
  2. "2015 Census of Population, Report No. 3 – Population, Land Area, and Population Density" (PDF). Philippine Statistics Authority. Quezon City, Philippines. August 2016. ISSN 0117-1453. Archived (PDF) from the original on May 25, 2021. Retrieved July 16, 2021.
  3. Census of Population (2020). "Region II (Cagayan Valley)". Total Population by Province, City, Municipality and Barangay. PSA. Retrieved 8 July 2021.
  4. https://psa.gov.ph/sites/default/files/City%20and%20Municipal-level%20Small%20Area%20Poverty%20Estimates_%202009%2C%202012%20and%202015_0.xlsx; publication date: 10 July 2019; publisher: Philippine Statistics Authority.
  5. "Diffun: Average Temperatures and Rainfall". Meteoblue. Retrieved 4 July 2021.
  6. Census of Population (2015). "Region II (Cagayan Valley)". Total Population by Province, City, Municipality and Barangay. PSA. Retrieved 20 June 2016.
  7. Census of Population and Housing (2010). "Region II (Cagayan Valley)". Total Population by Province, City, Municipality and Barangay. NSO. Retrieved 29 June 2016.
  8. Censuses of Population (1903–2007). "Region II (Cagayan Valley)". Table 1. Population Enumerated in Various Censuses by Province/Highly Urbanized City: 1903 to 2007. NSO.
  9. "Province of Quirino". Municipality Population Data. Local Water Utilities Administration Research Division. Retrieved 17 December 2016.
  10. "Poverty incidence (PI):". Philippine Statistics Authority. Retrieved 28 December 2020.
  11. https://psa.gov.ph/sites/default/files/NSCB_LocalPovertyPhilippines_0.pdf; publication date: 29 November 2005; publisher: Philippine Statistics Authority.
  12. https://psa.gov.ph/sites/default/files/2003%20SAE%20of%20poverty%20%28Full%20Report%29_1.pdf; publication date: 23 March 2009; publisher: Philippine Statistics Authority.
  13. https://psa.gov.ph/sites/default/files/2006%20and%202009%20City%20and%20Municipal%20Level%20Poverty%20Estimates_0_1.pdf; publication date: 3 August 2012; publisher: Philippine Statistics Authority.
  14. https://psa.gov.ph/sites/default/files/2012%20Municipal%20and%20City%20Level%20Poverty%20Estima7tes%20Publication%20%281%29.pdf; publication date: 31 May 2016; publisher: Philippine Statistics Authority.
  15. https://psa.gov.ph/sites/default/files/City%20and%20Municipal-level%20Small%20Area%20Poverty%20Estimates_%202009%2C%202012%20and%202015_0.xlsx; publication date: 10 July 2019; publisher: Philippine Statistics Authority.


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