Negros Oriental

Summary data
Map of the Philippines highlighting Negros Oriental
Typeprovince
Island groupVisayas
RegionNegros Island Region (NIR)
Cities6
Municipalities19
Barangays557
Coastal/Landlockedcoastal
Marine waterbodiesSulu Sea, Bohol Sea, Tañon Strait, Dipolog Strait
Area (2013)5,420.57 km2 (2,092.89 sq mi)
Population (2020)1,432,990
Density (2020)264 / km2 (685 / sq mi)

Negros Oriental is a province in the Philippines situated in the Negros Island Region occupying the Visayas. It was previously part of Central Visayas region until June 11, 2024. Its capital is the City of Dumaguete.

The province has a land area of 5,420.57 square kilometers or 2,092.89 square miles. Its population as determined by the 2020 Census was 1,432,990. This represented 17.73% of the total population of the Central Visayas region, 6.96% of the overall population of the Visayas island group, or 1.31% of the entire population of the Philippines. Based on these figures, the population density is computed at 264 inhabitants per square kilometer or 685 inhabitants per square mile.

Map

Negros Oriental is bordered, clockwise from the East, by the Tañon Strait, Bohol Sea, Dipolog Strait, Sulu Sea, and Negros Occidental.

details
Map of the Philippines with Negros Oriental highlighted in redMap of Negros Oriental showing its component cities and municipalitiesAmlanAyungonBacongBaisBasayBayawanBindoyCanlaonDauinDumagueteGuihulnganJimalaludLa LibertadMabinayManjuyodPamplonaSan JoseSanta CatalinaSiatonSibulanTanjayTayasanValenciaVallehermosoZamboanguita

Local government units

Negros Oriental has 19 municipalities and 6 cities. The total number of barangays in the province is 557.

details
Local government units of Negros Oriental
NameTypePopulation (2020)Population (2015)Annual Population Growth Rate (2015‑2020)Area (2013), in km2Density (2020), per km2Brgy count
Amlanmunicipality25,51323,6241.63%111.852288
Ayungonmunicipality47,10246,3030.36%265.1017824
Bacongmunicipality41,20736,5272.57%40.301,02322
Baiscity (CC)84,31776,2912.13%319.6426435
Basaymunicipality28,53126,5661.51%162.0017610
Bayawancity (CC)122,747117,9000.85%699.0817628
Bindoymunicipality40,30839,8190.26%173.7023222
Canlaoncity (CC)58,82254,5091.62%170.9334412
Dauinmunicipality30,01827,7861.64%114.1026323
Dumaguetecity (CC), capital134,103131,3770.43%33.623,98930
Guihulngancity (CC)102,65695,9691.43%388.5626433
Jimalaludmunicipality32,25630,9450.88%139.5023128
La Libertadmunicipality41,08938,6021.32%174.6423529
Mabinaymunicipality82,95378,8641.07%319.4426032
Manjuyodmunicipality44,79942,3321.20%264.6016927
Pamplonamunicipality39,80537,5961.21%202.2019716
San Josemunicipality21,95620,4131.55%54.4640314
Santa Catalinamunicipality77,50175,7560.48%523.1014822
Siatonmunicipality83,08277,6961.42%335.9024726
Sibulanmunicipality64,34359,4551.68%163.0039515
Tanjaycity (CC)82,64280,5320.55%276.0529924
Tayasanmunicipality38,15935,4701.55%154.2024728
Valenciamunicipality38,73334,8522.25%147.4926324
Vallehermosomunicipality40,77938,2591.35%101.2540315
Zamboanguitamunicipality29,56927,5521.50%85.8634410
Negros Oriental Total1,432,9901,354,9951.19%5,420.57264557

Economy

The annual regular revenue of Negros Oriental for the fiscal year of 2016 was ₱1,910,571,458.64.

Historical annual regular income data

Annual regular income of Negros Oriental (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
20091,092,300,718.73–
20101,247,948,964.6114.25%
20111,288,510,282.563.25%
20121,255,615,581.43-2.55%
20131,399,999,159.6511.50%
20141,531,590,554.279.40%
20151,791,030,570.2316.94%
20161,910,571,458.646.67%

End notes:

  • Annual Regular Income = Locally Sourced Revenue + Internal Revenue Allotment (IRA) Current Year + Other Shares from National Tax Collection
  • Locally Sourced Revenue = Real Property Tax (General Fund) + Tax on Business + Other Taxes + Regulatory Fees + Service/User Charges + Receipts from Economic Enterprises

Demographics

Population by age group

According to the 2015 Census, the age group with the highest population in Negros Oriental is 5 to 9, with 145,512 individuals. Conversely, the age group with the lowest population is 80 and over, with 14,169 individuals.

Age distribution

Population of Negros Oriental by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 127,9202.06%
1 to 4115,1048.49%
5 to 9145,51210.74%
10 to 14143,41310.58%
15 to 19136,15310.05%
20 to 24121,5838.97%
25 to 29102,4077.56%
30 to 3488,4116.52%
35 to 3981,8556.04%
40 to 4476,0495.61%
45 to 4970,7815.22%
50 to 5465,4784.83%
55 to 5954,6244.03%
60 to 6444,7193.30%
65 to 6929,6992.19%
70 to 7421,0521.55%
75 to 7916,0661.19%
80 and over14,1691.05%
Total1,354,995100.00%
  • Youth Dependency Ratio: 51.3
  • Old Age Dependency Ratio: 9.62
  • Total Dependency Ratio: 60.92
  • Median Age: 24.50

Historical population

The population of Negros Oriental grew from 151,338 in 1903 to 1,432,990 in 2020, an increase of 1,281,652 people over the course of 117 years. The latest census figures in 2020 denote a positive annualized growth rate of 1.18%, or an increase of 77,995 people, from the previous population of 1,354,995 in 2015.

Trends in population growth

Population of Negros Oriental (1903‑2020)
Census datePopulationAnnualized Growth Rate
151,338–
215,7502.26%
335,1732.23%
386,2031.46%
538,2062.96%
652,2641.90%
740,4172.58%
819,3992.05%
925,2721.22%
1,025,2471.94%
1,130,0882.11%
1,231,9041.20%
1,286,6661.60%
1,354,9950.99%
1,432,9901.18%

The total number of registered voters or electorate in Negros Oriental for the year 2019 was 888,826.

National roads

As of December 2016, the National Roads in Negros Oriental are:

Primary Roads

  • Bais-Kabankalan Road
  • Dumaguete North Road (Dumaguete-Junction Bais-Kabankalan)
  • Dumaguete North Road (Junction Bais-Kabankalan-Negros Occidental Boundary)
  • Dumaguete South Road
  • Mayor Ramon T. Pastor Sr. Street

Secondary Roads

  • Dumaguete Airport Road
  • Dumaguete Port Road
  • Santa Catalina-Pamplona-Tanjay City
  • Vallehermoso-Canlaon City-La Castellana Road

Tertiary Roads

  • Bayawan-Kabankalan Road
  • Bayawan-Mabinay Road
  • Dumaguete City-Valencia-Bacong Road
  • Guihulngan-Baloc-Isabela Road
  • Mabinay-Ayungon Road

Notes

  1. Unless otherwise specified, population count (excluding percentages) and land area figures are derived from the Philippine Statistics Authority.
  2. Data on registered voters is from the Commission on Elections.
  3. Maps utilize OpenStreetMap data available under the Open Data Commons Open Database License.
  4. Data on National Roads is from the Department of Public Works and Highways.
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