20 Biggest Cities in NATO

Name the 20 most populous urban areas within the countries that are part of the North Atlantic Treaty Organization (NATO).

Urban-Area population information from citypopulation.de

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Last updated: March 3, 2022

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First submitted	July 17, 2021
Times taken	66
Average score	75.0%
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Population	Urban Area
21,800,000	New York City
17,600,000	Los Angeles
16,200,000	Istanbul
14,800,000	London
11,400,000	Paris
9,650,000	Chicago
8,550,000	Washington D.C. / Baltimore
7,750,000	San Francisco
7,700,000	Boston
7,650,000	Toronto

Population	Urban Area
7,350,000	Philadelphia
7,300,000	Dallas
6,800,000	Houston
6,700,000	Madrid
6,350,000	Miami
6,150,000	Milan
5,900,000	Atlanta
5,750,000	Detroit
5,650,000	The Ruhr
5,150,000	Ankara
5,000,000	Cologne / Düsseldorf
4,880,000	Barcelona