Eastern Europe’s largest city is Moscow with 13.4M residents, followed by Saint Petersburg at 5.7M. Kiev is the next largest major center with 3M inhabitants.
The region includes a dense tier of large capitals: Minsk (2M), Warsaw (1.9M), Budapest (1.7M), Bucharest (2.1M), Prague (1.4M), and Sofia (1.2M).
Russia contributes several additional high-population inland metros, including Novosibirsk (1.6M ), Yekaterinburg (1.6M ), and Kazan (1.3M ). In Ukraine, Kharkiv remains another major urban hub at 1.4M.