sentences:  Madrid also has the greatest population density in Spain.Its inhabitants are mainly concentrated in the capital (which is the Spanish city with the highest resident population) and in a series of municipalities (Móstoles, Alcalá de Henares, Fuenlabrada, Leganés, Alcorcón, Getafe, Torrejón de Ardoz, and Alcobendas), as opposed to in rural areas with low population density.Its citizens have diverse origins, and Madrid is the province with the highest number of residents born outside its territory and with the largest foreign population (13.32%).