Mutia, officially the Municipality of Mutia, is a 5th class municipality in the province of Zamboanga del Norte, Philippines. According to the 202…Mutia, officially the Municipality of Mutia, is a 5th class municipality in the province of Zamboanga del Norte, Philippines. According to the 2020 census, it has a population of 11,726 people. Mutia is politically subdivided into 16 barangays. Each barangay consists of puroks while some have sitios.