General Santos City, or GenSan for short, is a city in Mindanao in the Philippines. It is the major port of the province of South Cotabato and is surrounded by Mount Mautum and Mount Magolo on the north, and Sarangani Bay to the south. The city has 26 barangays and a land area of 492.86 square kilometers, with a population of 327,123 in 1995.