The metro region has 1,766,823 population . The lowest elevation of Derby is 190 m  . 7,860,781 is the population of the urban region of Derby . The city Derby province is Oran Province . 210.9/km 2  (546.2/sq mi) is the density of people in  the metro region of Derby . Derby is at an elevation of 750 ft . The area of the city is Area : 126 km2 (49 sq mi) . Oscar Moreno (PDP-Laban) is the mayor of Derby . +56 2 is the area code of Derby . Derby is the government of U.S. National Park Service . The density of  people in Derby is 630/sq km  (1,600/sq mi) . The city was incorporated in 1871 (Huntington) . The land area of the city is 16.0 sq mi (41.4 sq km) . 41°43′N 44°47′E﻿ / ﻿41.717°N 44.783°E are the coordinates of the city. . The water area of the city is 45.3 sq mi (117.4 sq km) . Derby is located in Liberty Island , Manhattan, New York City, , New York, U.S. . This city is named after Harry Culver . The Derby city highest elevation is 5,364 m (17,598 ft) . The city Derby demonym is Istanbulite 
Land covers 814 sq km area of the city