Istanbul stands as the region’s largest metropolis with 15.8M residents, significantly larger than other cities in the region. Cairo follows with 10.1M inhabitants, while Baghdad (8M) and Tehran (9.9M) form another tier of major metropolises.
Several countries feature multiple major urban centers. Turkey includes Ankara (6M) and Izmir (4.5M). Saudi Arabia is anchored by Riyadh (7.6M) and Jeddah (3.8M), while Iran features Mashhad (3.5M) and Isfahan (2.2M).
Historic capitals maintain significant populations: Damascus (1.5M), Beirut (1.6M), and Jerusalem (1.2M). The Arabian Peninsula features rapidly growing cities like Dubai (3.8M) and Greater Muscat (1.5M).