Barcelona is a major economic hub in Europe located in Spain. It has a population of over 1.6 million people and its metropolitan region has a population of nearly 5 million, representing 10.2% of Spain's total population. Barcelona has a diverse economy driven by sectors like education, health, commerce, tourism, and technology. It is an international city with 16.3% of residents being foreign nationals. The city and region have strong economic growth and GDP per capita above the EU average.