Port of Spain, officially the City of Port of Spain (also stylized Port-of-Spain), is the capital city of Trinidad and Tobago and the country's second-largest city after San Fernando and the third largest municipality after Chaguanas and San Fernando. The city has a municipal population of 37,074 (2011 census), an urban population of 81,142 (2011 estimate) and a transient daily population of 250,000.