The list below shows all of the autonomous communities and two autonomous cities of Spain. The list shown is from 2014 and is in Euros. Catalonia and Madrid are the largest communities in Spain in terms of GDP. Ceuta and Melilla are the smallest communities in Spain and are autonomous cities. In 2014, according to DatosMacro, the economies every community in the country grew with La Rioja being the largest at 2.5%, whilst Galicia, the worst performing, grew by just 0.5%.
References
List of Spanish autonomous communities by gross domestic product Wikipedia(Text) CC BY-SA