Odivelas is a city and a municipality in Lisbon metropolitan area, Portugal, in the Lisbon District and the historical and cultural Estremadura Province. The municipality is located 10 km northwest of Lisbon. The present Mayor is Hugo Martins, elected by the Socialist Party. The population in 2011 was 144,549, in an area of 26.54 km2 (10.25 sq mi).

The Lisbon Metropolitan Area is a metropolitan area in Portugal centered on Lisbon, the capital and largest city of the country. The metropolitan area, covering 18 municipalities is the largest urban area in the country and the 10th largest in the European Union, with a population in 2015 of 2,812,678 in an area of 3,015.24 km².