Oton, Province of Iloilo

Summary data
Typemunicipality
Island groupVisayas
RegionWestern Visayas (Region VI)
ProvinceIloilo
Barangay count37
Postal code5020
Coastal/Landlockedcoastal
Marine waterbodiesPanay Gulf [Sulu Sea]
Philippine major island(s)Panay
Area (2013)86.44 km2 (33.37 sq mi)
Population (2020)98,509
Density (2020)1,140 / km2 (2,952 / sq mi)
Coordinates10° 42' North, 122° 29' East (10.6936, 122.4773)
Estimated elevation above sea level6.3 meters (20.8 feet)

Oton is a coastal municipality in the province of Iloilo.

The municipality has a land area of 86.44 square kilometers or 33.37 square miles which constitutes 1.73% of Iloilo's total area. Its population as determined by the 2020 Census was 98,509. This represented 4.80% of the total population of Iloilo province, or 1.24% of the overall population of the Western Visayas region. Based on these figures, the population density is computed at 1,140 inhabitants per square kilometer or 2,952 inhabitants per square mile.

Barangays

Oton has 37 barangays as shown in the following table.

Demographic profile of barangays
Local government units of Oton
BarangayPopulation percentage (2020)Population (2020)Population (2015)Change (2015‑2020)Annual Population Growth Rate (2015‑2020)
Abilay Norte9.10%8,9635,01478.76%13.01%
Abilay Sur1.31%1,2901,11415.80%3.14%
Alegre2.36%2,3232,09910.67%2.16%
Batuan Ilaud0.95%9389241.52%0.32%
Batuan Ilaya1.25%1,2291,1328.57%1.75%
Bita Norte0.78%7677334.64%0.96%
Bita Sur0.56%5505450.92%0.19%
Botong5.32%5,2425,1411.96%0.41%
Buray6.83%6,7276,3376.15%1.27%
Cabanbanan2.88%2,8332,7263.93%0.81%
Caboloan Norte3.74%3,6862,86428.70%5.45%
Caboloan Sur0.85%83474711.65%2.35%
Cadinglian1.74%1,7131,765-2.95%-0.63%
Cagbang5.94%5,8545,3409.63%1.95%
Calam-isan1.34%1,3181,18810.94%2.21%
Galang1.15%1,1291,0725.32%1.10%
Lambuyao3.28%3,2362,78016.40%3.25%
Mambog0.94%9248834.64%0.96%
Pakiad3.78%3,7283,5724.37%0.90%
Poblacion East4.30%4,2393,9058.55%1.74%
Poblacion North1.34%1,3221,328-0.45%-0.10%
Poblacion South5.56%5,4815,2903.61%0.75%
Poblacion West3.17%3,1223,229-3.31%-0.71%
Polo Maestra Bita3.84%3,7833,33713.37%2.68%
Rizal2.31%2,2742,1475.92%1.22%
Salngan0.71%70155925.40%4.88%
Sambaludan1.11%1,0971,111-1.26%-0.27%
San Antonio2.47%2,4352,696-9.68%-2.12%
San Nicolas3.24%3,1912,84412.20%2.45%
Santa Clara1.58%1,5581,5351.50%0.31%
Santa Monica3.01%2,9692,8364.69%0.97%
Santa Rita2.13%2,0991,9368.42%1.72%
Tagbac Norte1.30%1,28485150.88%9.04%
Tagbac Sur1.82%1,7972,061-12.81%-2.84%
Trapiche6.59%6,4906,2374.06%0.84%
Tuburan0.68%67255022.18%4.31%
Turog-Turog0.72%7116873.49%0.73%
Oton Total98,50989,11510.54%2.13%

Economy

The annual regular revenue of Oton for the fiscal year of 2016 was 184,113,453.06.

details
Annual regular income of Oton (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
200998,724,659.25
2010106,880,050.698.26%
2011116,689,307.649.18%
2012117,441,373.870.64%
2013134,951,968.4114.91%
2014154,639,488.0814.59%
2015173,252,371.3412.04%
2016184,113,453.066.27%

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

Households

The household population of Oton in the 2015 Census was 88,988 broken down into 20,460 households or an average of 4.35 members per household.

details
Number of households in Oton (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
52,0979,5045.48
56,80310,8845.22
65,36412,9075.06
77,56616,1204.81
82,56417,9484.60
88,98820,4604.35

Population by age group

According to the 2015 Census, the age group with the highest population in Oton is 5 to 9, with 8,360 individuals. Conversely, the age group with the lowest population is 75 to 79, with 1,179 individuals.

details
Population of Oton by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 11,5271.71%
1 to 46,5417.34%
5 to 98,3609.38%
10 to 148,1269.12%
15 to 198,0699.05%
20 to 248,0158.99%
25 to 297,3678.27%
30 to 346,5917.40%
35 to 396,1726.93%
40 to 445,6236.31%
45 to 495,2365.88%
50 to 544,4665.01%
55 to 593,7744.23%
60 to 643,0303.40%
65 to 692,2702.55%
70 to 741,5711.76%
75 to 791,1791.32%
80 and over1,1981.34%
Total89,115100.00%
  • Youth Dependency Ratio: 42.09
  • Old Age Dependency Ratio: 10.66
  • Total Dependency Ratio: 52.75
  • Median Age: 27.66

Historical population

The population of Oton grew from 14,464 in 1903 to 98,509 in 2020, an increase of 84,045 people over the course of 117 years. The latest census figures in 2020 denote a positive growth rate of 2.13%, or an increase of 9,394 people, from the previous population of 89,115 in 2015.

details
Population of Oton (1903‑2020)
Census datePopulationGrowth rate
14,464
15,3960.40%
20,5771.46%
21,3060.36%
27,2462.19%
32,8621.85%
36,5662.17%
41,0442.34%
52,1252.42%
56,8211.63%
65,3743.05%
77,6212.40%
82,5722.28%
89,1151.46%
98,5092.13%

The total number of registered voters or electorate in Oton for the year 2019 was 50,568, broken down into 24,186 males and 26,382 females.

Location

The municipal center of Oton is situated at approximately 10° 42' North, 122° 29' East, in the island of Panay. Elevation at these coordinates is estimated at 6.3 meters or 20.8 feet above mean sea level.

Distances

Based on the great-circle distance (the shortest distance between two points over the surface of the Earth), the cities closest to Oton are Iloilo City, Bago, Negros Occidental, Passi, Iloilo, Bacolod, Talisay, Negros Occidental, and Silay, Negros Occidental. The nearest municipalities are San Miguel, Iloilo, Tigbauan, Iloilo, Pavia, Iloilo, Jordan, Guimaras, Leon, Iloilo, and Alimodian, Iloilo. Its distance from the national capital is 460.77 kilometers (286.31 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

  • San Miguel, Iloilo, 9.73 kilometers (6.04 miles) to the North (N8°W)
  • Tigbauan, Iloilo, 11.27 kilometers (7.00 miles) to the West (S79°W)
  • Pavia, Iloilo, 11.43 kilometers (7.10 miles) to the Northeast (N38°E)
  • Jordan, Guimaras, 12.94 kilometers (8.04 miles) to the East‑Southeast (S74°E)
  • Leon, Iloilo, 13.69 kilometers (8.51 miles) to the Northwest (N45°W)
  • Alimodian, Iloilo, 14.44 kilometers (8.98 miles) to the North‑Northwest (N20°W)

Nearest cities

Distance from Manila: 460.77 kilometers (286.31 miles) to the North‑Northwest (N20°W)

Notes

  1. Unless otherwise specified, population count (excluding percentages), household data, and land area figures are derived from the Philippine Statistics Authority.
  2. Data on registered voters is from the Commission on Elections.
  3. Data on annual regular income is from the Bureau of Local Government Finance, Department of Finance
  4. Postal code information is from the Philippine Postal Corporation.
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