The Ottoman Empire The total number of square miles belonging to this empire is 904,233, which is made up as follows - European Turkey contains 180,074 square miles; Asiatic Turkey, 447-679; and the African dominion ,276,480. Population is estimated at 24,690,000; of this number European Turkey has 9.700,000; Asiatic Turkey, 12,500,000, and Egypt 2,490.000.