| Dayton, Ohio | |||
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| City | |||
| City of Dayton | |||
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| Nickname(s): The Gem City | |||
| Motto: Birthplace of Aviation | |||
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Location in Montgomery County and the state of Ohio. |
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| Coordinates: 39°45′34″N 84°11′30″W / 39.75944°N 84.19167°WCoordinates: 39°45′34″N 84°11′30″W / 39.75944°N 84.19167°W | |||
| Country | United States | ||
| State | Ohio | ||
| County | Montgomery | ||
| Founded | 1796 | ||
| 1805 (city) | |||
| Government | |||
| • Mayor | Nan Whaley (D) | ||
| Area | |||
| • City | 56.50 sq mi (146.33 km2) | ||
| • Land | 55.65 sq mi (144.13 km2) | ||
| • Water | 0.85 sq mi (2.20 km2) | ||
| Elevation | 738 ft (225 m) | ||
| Population (2010) | |||
| • City | 141,527 | ||
| • Estimate (2015) | 140,599 | ||
| • Rank | US: 179th | ||
| • Density | 2,543.2/sq mi (981.9/km2) | ||
| • Urban | 724,091 (US: 59th) | ||
| • Metro | 799,232 (US: 71st) | ||
| Time zone | EST (UTC-5) | ||
| • Summer (DST) | EDT (UTC-4) | ||
| ZIP codes |
ZIP codes
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| Area code | 937 | ||
| FIPS code | 39113 | ||
| GNIS feature ID | 1064514 | ||
| Website | daytonohio |
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Dayton (/ˈdeɪtən/; local pronunciation: /ˈdeɪʔn/) is the sixth-largest city in the state of Ohio and is the county seat of Montgomery County. A small portion of the city extends into Greene County. In the 2010 census, the population was 141,527, and the Dayton metropolitan area had 799,232 residents, making it Ohio's fourth-largest metropolitan area, after Cleveland, Cincinnati, and Columbus and the 63rd-largest in the United States. The Dayton-Springfield-Greenville Combined Statistical Area had a population of 1,080,044 in 2010, making it the 43rd-largest in the United States. Dayton is within Ohio's Miami Valley region, just north of the Cincinnati–Northern Kentucky metropolitan area.