Its area is 13,484 km². Its population is 657,387 (2003), of whom just about one-sixth live in the capital, and its population density is 48.01/km². It contains 97 municipalities.
Although it is one of the least known provinces of Spain, it has many interesting sights. Jaén has four national parks (one of them the size of whole region of La Rioja), among many other protected natural areas. The province also contains two important Renaissance cities, Úbeda and Baeza. These two cities have been recently declared Heritage of Humanity by the UNESCO. Cazorla, Segura y Las Villas