The city of Indianapolis, also called "Indy", "The Circle City, Crossroads of America", "Naptown, The Racing Capital of the World, Amateur Sports Capital of the World" encompasses the following counties: Marion. Indianapolis's government type is Mayor-council. It is comprised of the Mayor, who is currently Gregory A. Ballard (R).
Indianapolis encompasses land area: 365.1 sq mi (945.6 km2), water area: 6.9 sq mi (17.9 km2). The elevation is 715 ft (218 m) above sea level. According to the 2010 United States Census, the local population is 829,718 (12th). This equates to a population density of 2,273/sq mi (861/km2). The local time zone is EST (UTC-5).
Local area codes are 317. The Federal Information Processing Standard (FIPS) code for the city is 18-36003, which is used in computer filings when non-government agencies and contractors fulfill government contracts. Additional information and the official website of the city is found at http://www.indy.gov.