PORT OF SPAIN, or PUERTO D'ESPAÑA, a town of the West Indies, capital of the island of Trinidad, on its N.W. shore, near the mouth of the Carony, in the Gulf of Paria. It is one of the finest towns in the West Indies, being well built of stone and brick, and having broad and regular streets, some of them adorned with rows of trees. It contains a government-house, court-house, a good market-house, churches belonging to the Episcopalians, Presbyterians, Methodists, and Roman Catholics, several schools, a lunatic asylum, hospital, and jail. In the vicinity of the town are botanic gardens and St James's barracks, which are built in one of the most unhealthy spots in Trinidad. Port of Spain has a large and good harbour, where an active trade is carried on. Pop. 11,693.