Ciudad Lineal ([θjuˈðað lineˈal], "Linear City") is one of 21 districts of Madrid, Spain.

The district is administratively divided into nine wards: Its name, Linear City, comes from the model of organization of the same name devised by the Spanish architect Arturo Soria y Mata.

The ‘Ciudad Lineal’ takes a form of a city 400 meters wide, centered on a tramway (line 70 - closed in 1972) and a thoroughfare running in parallel.

The city is the current headquarters for the flag carrier airline of Spain, Iberia.

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