The Municipality of Oton lies in the Southern portion of the Province. It is 10.2 kilometers away from the City of Iloilo. It is bound on the east by the district of Arevalo; on the West by the Municipality of Tigbauan; on the North of the Municipality of San Miguel and on the southern portion by a stretch of the Sulu Sea. It lies approximately 122 29’ 15” to 122 31’53” longitude and 10 42’23” to 1043’50” latitude. Travel time from the city to the town proper is approximately 30 minutes by jeep or by private cars.
Area and Political Subdivision
Oton is composed of 37 Barangays with a total estimated area of 8,644 hectares. It is about 1.70% of the total land area of the province. The biggest Barangay is Cabolo-an Norte with 594 hectares followed by Tagbac Sur with 582 and Sta. Monica with 549 has. The smallest barangay is that of San Nicolas- 55 hectares; San Antonio-63, Alegre-66 has. The Poblacion is only about 167.5 has.: Poblacion South-57 hectares; Poblacion West-51.5 hectares; Poblacion East-43 hectares; and Poblacion North-16 hectares which are about 1.94% of the area of the whole municipality.
These barangays are headed by a leader called the Punong Barangay supported by the Sangguniang Barangay Members. The Sangguniang Barangay represents as the policy-making body of Almost flat; plain to slightly rolling hills.
Oton varies from plain to rolling hills. The greatest part of the western portion of the municipality is a belt of hills and rolling lands. Lumanan Rivers serves as the principal drain canal of water from the elevated portion to the hinterlands while five (5) creeks traverse the municipality emptying the coastline.
The slope of land is between 0-3% which provides a good picture for lowland crops. Most of the agricultural areas which cover 3,837 hectares are irrigated while 307 hectares are not.
Climate and Rainfall
Like any other parts of Iloilo Province, Oton has pronounced climate. Dry months come from December to June, while the rainy season comes from July to November. It has a cooler climate during summer months due to the Sulu Sea breeze in its southern Barangays. This type of climate is appropriate during summer months due to the Sulu Sea breeze in the southern Barangays. This type of climate is appropriate for lowland crops like palay, corn, sorghum, root crops and all other types of short-term crops. Since the southern portion faces a shoreline, this municipality is on the belt of any atmospheric disturbances in the air, like tornados, typhoon or any low pressure storms.
Basically, like any other municipalities in the Province of Iloilo, Oton exhibits a very fertile type of soil. These soil types based on genetic and morphological characteristics are soil of the hills and mountains. Soils of the plains include the Sta. Rita and Beach Sand while the soils of the hills and mountains include Alimodian Clay Loam.
Sta. Rita Clay- surface soil in black brown with a moderate coarse granular structure, highly soft when wet, shrunk, cracks and becomes very hard when very dry, absence of stones, gravel, pebbles, and cobblestones. It is fairly rich in organic content. Crops suited to this type of soil are palay, mongo, corn, and peanuts.
Alimodian Clay Loam- this type of soil is predominantly situated along the rolling and hilly areas of the municipality. The surface soil is yellowish brown, while light-colored soils represent the eroded areas and only a few stones are formed. Corn is the principal crop for this type.
Beach Sand- this is found along the seashores. The relief of the area is level. Best grown crops are coconut tree but other types of fruit tree such as sineguelas, sugar apples, bananas, and other fruit trees are profitably grown.
Principal Rivers – Batiano River, Iloilo River
Languages – Caray-a and Hiligaynon
More than ten religious sects were identified in the Municipality of Oton. Almost all or 94.7% are Roman Catholic, Seventh Day Adventist consists of 1.0%, Iglesia ni Cristo- 0.85 percent, Baptist- 1.81% and Evangelicals- 0.61percent and the remaining 2.02 percent belong to different sects. (Records based on 2000 data).
Annual Income – Php 108,066,784.71
Number of Registered Voters – 42,132 (as of May year 2010)
Number of Precincts – 243
Total Number of Clustered Precincts – 62
Oton varies from plain to rolling hills. The greatest part of the western portion of the municipality is a belt of hills and rolling lands. The slope of the land is between 0-3% which provides a good picture for lowland crops. Most of the agricultural areas which cover 3,201.31 hectares are irrigated while 1,879.55 hectares are rainfed.
Data gathered from 2015-2016
Source: Local Government Unit of Oton, Socio-Economic Profile