Geography of Santiago de Cuba The province of Santiago de Cuba is located at the East region, delimited by the Holguín province on the north and by the Caribbean in the south, while in the east and west it borders with the Guantanamo and Granma provinces respectively. Read more... Santiago de Cuba takes the 11th place among all the provinces because of its extension with a total area of 6,156.44 km², and 5.6% of the country’s total surface. The population of Santiago de Cuba represents the 9.3% of the national total with 1,047.181 people, which makes it the most populated province in Cuba with 170.1 inhabitants per square kilometer. Santiago de Cuba is the most mountainous area of the Cuban provinces, with the highest elevations of the country, since the Sierra Maestra runs by its territory. The main elevations are Turquino (1974 m); Pico Cuba (1874 m) and Pico Suecia (1734 m). In Sierra de La Gran Piedra with the Gran Piedra as a major elevation with 1226 m. The main water basin is Cauto and is shared with other three provinces. The main rivers are Contramaestre (north side with 61 km of length) and el Baconao (south side, 33 km of length). The hydroelectricity and irrigations are provided by the Carlos Manuel de Cespedes dam.