Land Area
Basically Mina is an agricultural town with an area of 4, 340 hectares. A total of 3, 648.33 hectares of 84.06% of its land area are devoted to agriculture. Rice farming is the main source of income of the populace which occupies about 2, 597.66 hectares of land both irrigated and rain-fed. Residential areas consist only of 185.53 hectares while commercial and industrial areas have 5.00 hectares and 115.57 hectares, respectively.
Topography and Slope
Situated at the center of Iloilo Province, the Municipality of Mina is dominated by vast expanses of flatlands, with some hilly portions estimated to be 10 to 20 feet above sea level in the areas of Abat, Capul-an, Janipa-an West, Nasirum, Naumuan, Tipolo, and Yugot.
Specifically, three (3) slope classes or categories define Mina’s land surface. The land area distribution and location of these are presented below.
| Slope Category | Land Area (ha) | Percent of Total Land Area |
| 0-3% | 3,108.75 | 71.63 |
| 3-8% | 1,011.74 | 23.31 |
| 8-18% | 101.59 | 2.34 |
| Water Body | 117.92 | 2.72 |
| Total | 4,340.00 | 100.00 |
Source: Mina Municipal Planning and Development Office
Level to nearly level lands, with a slope ranging from 0% to 3%, comprise the greatest portion (71.63%) of Mina’s total land area of 4,340 hectares. These are followed by very gently sloping to undulating lands, with a slope ranging from 3% to 8%, which covers 23.31% (1,012 hectares). Lands of such types have very low erosion potential and are highly suitable for urban and residential development and lowland rice production.
Moderately sloping to rolling lands, with a slope ranging from 8% to 18%, account for the remaining 2.34% (102 hectares). Concentrated at the northern border, these lands are appropriate for seasonal and permanent crop production.