Curitiba is the capital and largest city located in the state of Paraná in Southern Brazil. As of 2024, the city has a population of 1,829,225, ranking it as the eighth most populous city in Brazil and the largest city within the country's South Region.
The Curitiba Metropolitan area encompasses 29 municipalities with a combined population exceeding 3,559,366. This metropolitan region stands as the ninth most populous metropolitan area in Brazil.