Surigao City, officially the City of Surigao, is a 1st class component city and capital of the province of Surigao del Norte, Caraga Region, on t…Surigao City, officially the City of Surigao, is a 1st class component city and capital of the province of Surigao del Norte, Caraga Region, on the north-eastern island of Mindanao, Philippines. It is the most populous in the province with a population of 171,107 people according to 2020 census.