 The city area code is +57 4 . 1,973,470 (2016 Census) is the population of the metro region of Cincinnati, Ohio . Cincinnati, Ohio is at an elevation of 656 ft . Cincinnati, Ohio is located in Indonesia . The city Cincinnati, Ohio demonym is Guayaquilean . The density of  residents in  the urban region of Cincinnati, Ohio is 3,423/km 2  (8,870/sq mi) . The density of  residents in  the metro region of Cincinnati, Ohio is 4,300/km 2  (11,000/sq mi) (2019) . The postal code of the city is EC1701 . 6°14′40″S 155°23′02″E﻿ / ﻿6.24444°S 155.38389°E are the coordinates of the city. . 1,033,622 is the population of the urban region of Cincinnati, Ohio . The city was incorporated in February 17, 1909 . The water area of the city is 0.736 sq mi (1.905 km 2 ) 36.58% . The highest elevation of Cincinnati, Ohio is 424 m (1,391 ft) . The lowest elevation of Cincinnati, Ohio is 190 m  . This city is named after Henry E. Huntington . Cincinnati, Ohio is the government of Kamloops City Council . The population of Cincinnati, Ohio is 1,042,641 . The land area of the city is 225.73 sq km  (87.15 sq mi)
Cincinnati, Ohio is located at 6°14′40″S 155°23′02″E﻿ / ﻿6.24444°S 155.38389°E