Old Havana is the city-center (downtown) and one of the 15 municipalities forming Havana, Cuba. It has the second highest population density in the city and contains the core of the original city of Havana. The positions of the original Havana city walls are the modern boundaries of Old Havana.

Havana is the capital and largest city of Cuba. The heart of the La Habana Province, Havana is the country's main port and commercial center. It is the most populous city, the largest by area, and the second largest metropolitan area in the Caribbean region. The population in 2002 was 2,137,847 inhabitants, and its area is 728.26 km2 (281.18 sq mi) for the capital city side and 8,475.57 km2 for the metropolitan zone.