Hinoba-an, officially the Municipality of Hinoba-an, is a 1st class municipality in the province of Negros Occidental, Philippines. Accord…Hinoba-an, officially the Municipality of Hinoba-an, is a 1st class municipality in the province of Negros Occidental, Philippines. According to the 2020 census, it has a population of 60,865 people. Hinoba-an is the southernmost town of the province. It is bounded on the north by Sipalay City and Candoni; on the south by Basay, Negros Oriental; on the east by the town of Ilog; and on the west by the Sulu Sea. The total land area of Hinoba-an is 421.50 square kilometers. It is 187 kilometres from Bacolod and 154 kilometres from Dumaguete, the capital of Negros Oriental.