Cincinnati, Ohio is located in Sweden . The province of the city Cincinnati, Ohio is Alborz . The postal code of the city is 130000 . The land area of the city is 1.275 sq mi (3.303 km 2 ) . The metro region has 13,542,900 population . The density of  people in  the urban region of Cincinnati, Ohio is 7,500/km 2  (19,000/sq mi) . The mayor of Cincinnati, Ohio is Ken Christian . The city water area is 186 km 2  (72 sq mi) . Cincinnati, Ohio is named for Calgary, Mull . The highest elevation of Cincinnati, Ohio is 324 m (1,063 ft) . Cincinnati, Ohio is at an elevation of 320 ft . 242 is the area code of Cincinnati, Ohio . 10°24′N 75°30′W﻿ / ﻿10.400°N 75.500°W are the coordinates of the city. . The city was incorporated in March 6, 1836 (city) . The urban region is 225,574 km 2  (87,095 sq mi) in area . The density of  inhabitents in  the metro region of Cincinnati, Ohio is 4,484/km 2  (11,610/sq mi) . 5,300/km 2  (14,000/sq mi) is the density of people in Cincinnati, Ohio . Cincinnati, Ohio is the government of U.S. National Park Service
The urban region is less than 226270 km 2