Port of Spain had a local campus enrollment of 15,571 in academic year 2007/2008. The University of Trinidad and Tobago has several campuses and institutes in the greater Port of Spain area including the research based Natural Gas Institute of the Americas and the Chaguaramas Centre for Maritime Studies. Port of Spain has a population of 18,008 males and 19,066 females, with 5,694 businesses and is home to 12,333 households with an average size of 2.9 according to the 2011 census. The city experienced an average annual growth rate of −2.3% between the censuses of 2000 and 2011 Port of Spain's diverse population
Port of Spain of Port of Spain, at what is still called Invaders Bay, and marched towards the town. Realising his military resources were inadequate to defend the colony and wishing to avoid unnecessary destruction, Governor Chacón capitulated and was able to negotiate generous terms with Abercromby. Port of Spain remained the capital; the new British colonial government renamed most of the streets after British royalty or military figures, but allowed Chacón Street (which followed the old course of the St. Ann's River) to retain its name, in tribute to the former governor. In 1803, Port of Spain began growing southwards, with the