Lisbon metropolitan area
The Lisbon metropolitan area, centered in the Portuguese capital city of Lisbon, is the largest population concentration in Portugal. The population in 2011 was 2,821,876, of whom 547,733 (19.4%) live in the city of Lisbon. About 26.7% of the total population of Portugal lives in the Lisbon metropolitan area. The area of the Lisbon metropolitan area is 3,015.24 km, which is 3.3% of the total area of Portugal.
Lisboa Region
Lisboa Region (, ) is one of the seven NUTS II designated regions of Portugal, which includes two NUTS III subregions: Greater Lisbon and Peninsula of Setúbal. The region covers an area of 3001.95 km (the smallest region on mainland Portugal) and includes a population of 2,815,851 inhabitants according to the 2011 census (the second most populated region in Portugal after the Norte region), a density of 1039 inhabitants/km.