Zaragoza is the capital city of the Zaragoza province and of the autonomous community of Aragon, Spain. It lies by the Ebro river and its tributaries, the Huerva and the Gállego, roughly in the center of both Aragon and the Ebro basin.

On 1 January 2019 the population of the city of Zaragoza was 706,904, within its administrative limits on a land area of 1,062.64 square kilometres, ranking fifth in Spain. It is the 32nd most populous municipality in the European Union. The population of the metropolitan area was estimated in 2006 at 783,763 inhabitants. The municipality is home to more than 50 percent of the Aragonese population. The city lies at an elevation of 199 metres above sea level.

The city is famous for its folklore, local gastronomy, and landmarks such as the Basílica del Pilar, La Seo Cathedral and the Aljafería Palace. Together with La Seo and the Aljafería, several other buildings form part of the Mudéjar Architecture of Aragon which is a UNESCO World Heritage Site. The Fiestas del Pilar are among the most celebrated festivals in Spain.