Barbaza, officially the Municipality of Barbaza, is a municipality in the province of Antique, Philippines. According to the 2020 census, it ha…Barbaza, officially the Municipality of Barbaza, is a municipality in the province of Antique, Philippines. According to the 2020 census, it has a population of 23,359 people. Major sources of income of the people are derived from agriculture, fishing, trade and commerce, employment and remittances from abroad. About 94% of the total population have access to potable water. Five health centers serve 39 barangays. There is a 10-bed capacity government hospital staffed by 27 health personnel.