The City of Himamaylan lies on the western portion of Negros Island. It is 82 kilometres south of Bacolod City, the capital of Negros Occidental. The City is bounded by the Gulf of Panay in the west, Tayasan, Negros Oriental in the east, Municipality of Binalbagan in the north and the City of Kabankalan in the south. Himamaylan is traversed by a National Road coming from Bacolod City which links it to the City of Kabankalan and five other southern municipalities. Figure 2.1 refers.
Himamaylan has a total land area of 36,736.77 hectares. Of these, 66.54 percent are classified as Alienable and Disposable land. Almost 12,400 has. have been declared as Integrated Social Forestry Area while nearly 931 has. have been classified as Civil Reservation.The City is further divided into 19 barangays and 220 sitios. The City Proper comprises four barangays. Also, nine of Himamaylan’s barangays are coastal.
The City is characterized by three types of terrain, namely steep volcanic ranges, extensive plateaus and rolling hills and the coastal plains. The City’s eastern area is characterized by the volcanic ranges of Mt. Canlusong which separates it from Negros Occidental. The remaining thick rainforest of the City lies along this range. The central portion of the City is characterised by a variety of topographic features but are predominantly plateau and gently rolling hills. This area is well suited to agricultural production. The City’s western part is characterized by coastal plains where its rivers and tributaries converge and empty into Panay Gulf. Himamaylan’s major rivers include Talaban, Aguisan, Himamaylan and Su-ay.
Himamaylan lies outside the typhoon belt and it rarely experiences strong typhoons. The City likewise seldom experiences earthquakes. Climate is characterized by two seasons: wet (from May to November) and dry (December to April) season. The annual average rainfall in the City is 85 inches which makes it favorable for the growing and cultivation of many agricultural crops.